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23031113210 = 257329015903
BaseRepresentation
bin10101011100110000…
…101110010111111010
32012110002002202212222
4111130300232113322
5334131431110320
614325204404042
71443506142440
oct253460562772
965402082788
1023031113210
119849510266
1245690a6622
132230663a51
141186aaab90
158ebe08825
hex55cc2e5fa

23031113210 has 16 divisors (see below), whose sum is σ = 47378290176. Its totient is φ = 7896381648.

The previous prime is 23031113191. The next prime is 23031113219. The reversal of 23031113210 is 1231113032.

It is not an unprimeable number, because it can be changed into a prime (23031113219) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 164507882 + ... + 164508021.

It is an arithmetic number, because the mean of its divisors is an integer number (2961143136).

Almost surely, 223031113210 is an apocalyptic number.

23031113210 is an abundant number, since it is smaller than the sum of its proper divisors (24347176966).

23031113210 is a wasteful number, since it uses less digits than its factorization.

23031113210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 329015917.

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 23031113210 its reverse (1231113032), we get a palindrome (24262226242).

The spelling of 23031113210 in words is "twenty-three billion, thirty-one million, one hundred thirteen thousand, two hundred ten".

Divisors: 1 2 5 7 10 14 35 70 329015903 658031806 1645079515 2303111321 3290159030 4606222642 11515556605 23031113210