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23031102130 = 2519121216327
BaseRepresentation
bin10101011100110000…
…101011101010110010
32012110002002012200121
4111130300223222302
5334131430232010
614325204240454
71443506065231
oct253460535262
965402065617
1023031102130
119849502a03
1245690a012a
13223065b9aa
141186aa6b18
158ebe053da
hex55cc2bab2

23031102130 has 16 divisors (see below), whose sum is σ = 43637878080. Its totient is φ = 8727575472.

The previous prime is 23031102113. The next prime is 23031102167. The reversal of 23031102130 is 3120113032.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 60607974 + ... + 60608353.

It is an arithmetic number, because the mean of its divisors is an integer number (2727367380).

Almost surely, 223031102130 is an apocalyptic number.

23031102130 is a deficient number, since it is larger than the sum of its proper divisors (20606775950).

23031102130 is a wasteful number, since it uses less digits than its factorization.

23031102130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121216353.

The product of its (nonzero) digits is 108, while the sum is 16.

Adding to 23031102130 its reverse (3120113032), we get a palindrome (26151215162).

The spelling of 23031102130 in words is "twenty-three billion, thirty-one million, one hundred two thousand, one hundred thirty".

Divisors: 1 2 5 10 19 38 95 190 121216327 242432654 606081635 1212163270 2303110213 4606220426 11515551065 23031102130