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10121302230 = 2351341632977
BaseRepresentation
bin10010110110100011…
…01101000011010110
3222010101000102111120
421123101231003112
5131212023132410
64352154344410
7505546435524
oct113321550326
928111012446
1010121302230
114324236196
121b6572b106
13c53b7c040
146c02db314
153e386e570
hex25b46d0d6

10121302230 has 64 divisors (see below), whose sum is σ = 26797756608. Its totient is φ = 2430627840.

The previous prime is 10121302229. The next prime is 10121302231. The reversal of 10121302230 is 3220312101.

10121302230 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (10121302229) and next prime (10121302231).

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10121302231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 300499 + ... + 332478.

It is an arithmetic number, because the mean of its divisors is an integer number (418714947).

Almost surely, 210121302230 is an apocalyptic number.

10121302230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10121302230 is an abundant number, since it is smaller than the sum of its proper divisors (16676454378).

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

10121302230 is a wasteful number, since it uses less digits than its factorization.

10121302230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 633041.

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

Adding to 10121302230 its reverse (3220312101), we get a palindrome (13341614331).

The spelling of 10121302230 in words is "ten billion, one hundred twenty-one million, three hundred two thousand, two hundred thirty".

Divisors: 1 2 3 5 6 10 13 15 26 30 39 41 65 78 82 123 130 195 205 246 390 410 533 615 1066 1230 1599 2665 3198 5330 7995 15990 632977 1265954 1898931 3164885 3797862 6329770 8228701 9494655 16457402 18989310 24686103 25952057 41143505 49372206 51904114 77856171 82287010 123430515 129760285 155712342 246861030 259520570 337376741 389280855 674753482 778561710 1012130223 1686883705 2024260446 3373767410 5060651115 10121302230