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10213220130 = 2354117834657
BaseRepresentation
bin10011000001100000…
…10101111100100010
3222100202222100011020
421200300111330202
5131404041021010
64405240430310
7511043636661
oct114060257442
928322870136
1010213220130
1143711074a3
121b90478396
13c69c22c29
146cc5c6dd8
153eb979470
hex260c15f22

10213220130 has 64 divisors (see below), whose sum is σ = 25129052928. Its totient is φ = 2655037440.

The previous prime is 10213220071. The next prime is 10213220137. The reversal of 10213220130 is 3102231201.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is not an unprimeable number, because it can be changed into a prime (10213220137) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2190762 + ... + 2195418.

It is an arithmetic number, because the mean of its divisors is an integer number (392641452).

Almost surely, 210213220130 is an apocalyptic number.

10213220130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 10213220130, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12564526464).

10213220130 is an abundant number, since it is smaller than the sum of its proper divisors (14915832798).

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

10213220130 is a wasteful number, since it uses less digits than its factorization.

10213220130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6491.

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 10213220130 its reverse (3102231201), we get a palindrome (13315451331).

The spelling of 10213220130 in words is "ten billion, two hundred thirteen million, two hundred twenty thousand, one hundred thirty".

Divisors: 1 2 3 5 6 10 15 30 41 82 123 205 246 410 615 1230 1783 3566 4657 5349 8915 9314 10698 13971 17830 23285 26745 27942 46570 53490 69855 73103 139710 146206 190937 219309 365515 381874 438618 572811 731030 954685 1096545 1145622 1909370 2193090 2864055 5728110 8303431 16606862 24910293 41517155 49820586 83034310 124551465 249102930 340440671 680881342 1021322013 1702203355 2042644026 3404406710 5106610065 10213220130