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1021323001230 = 232571985323559
BaseRepresentation
bin11101101110010111001…
…10000011110110001110
310121122012202102010020100
432313023212003312032
5113213132142014410
62101104520231530
7133534223162250
oct16671346036616
93548182363210
101021323001230
11364160232364
12145b3300b5a6
1375405aa292c
143760a319cd0
151b8787178c0
hexedcb983d8e

1021323001230 has 96 divisors (see below), whose sum is σ = 3194514086400. Its totient is φ = 221158662336.

The previous prime is 1021323001207. The next prime is 1021323001241. The reversal of 1021323001230 is 321003231201.

1021323001230 is a `hidden beast` number, since 1 + 0 + 2 + 132 + 300 + 1 + 230 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 42649810 + ... + 42673749.

It is an arithmetic number, because the mean of its divisors is an integer number (33276188400).

Almost surely, 21021323001230 is an apocalyptic number.

1021323001230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1021323001230 is an abundant number, since it is smaller than the sum of its proper divisors (2173191085170).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1021323001230 is a wasteful number, since it uses less digits than its factorization.

1021323001230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85323598 (or 85323595 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 1021323001230 its reverse (321003231201), we get a palindrome (1342326232431).

The spelling of 1021323001230 in words is "one trillion, twenty-one billion, three hundred twenty-three million, one thousand, two hundred thirty".

Divisors: 1 2 3 5 6 7 9 10 14 15 18 19 21 30 35 38 42 45 57 63 70 90 95 105 114 126 133 171 190 210 266 285 315 342 399 570 630 665 798 855 1197 1330 1710 1995 2394 3990 5985 11970 85323559 170647118 255970677 426617795 511941354 597264913 767912031 853235590 1194529826 1279853385 1535824062 1621147621 1791794739 2559706770 2986324565 3242295242 3583589478 3839560155 4863442863 5375384217 5972649130 7679120310 8105738105 8958973695 9726885726 10750768434 11348033347 14590328589 16211476210 17917947390 22696066694 24317214315 26876921085 29180657178 34044100041 48634428630 53753842170 56740166735 68088200082 72951642945 102132300123 113480333470 145903285890 170220500205 204264600246 340441000410 510661500615 1021323001230