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23031102023 = 792423120319
BaseRepresentation
bin10101011100110000…
…101011101001000111
32012110002002012112122
4111130300223221013
5334131430231043
614325204240155
71443506065016
oct253460535107
965402065478
1023031102023
119849502916
1245690a005b
13223065b927
141186aa6a7d
158ebe05368
hex55cc2ba47

23031102023 has 8 divisors (see below), whose sum is σ = 23332454400. Its totient is φ = 22729995288.

The previous prime is 23031102011. The next prime is 23031102041. The reversal of 23031102023 is 32020113032.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 23031102023 - 212 = 23031097927 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 23031101992 and 23031102010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23031132023) 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, 131258 + ... + 251576.

It is an arithmetic number, because the mean of its divisors is an integer number (2916556800).

Almost surely, 223031102023 is an apocalyptic number.

23031102023 is a deficient number, since it is larger than the sum of its proper divisors (301352377).

23031102023 is a wasteful number, since it uses less digits than its factorization.

23031102023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122821.

The product of its (nonzero) digits is 216, while the sum is 17.

Adding to 23031102023 its reverse (32020113032), we get a palindrome (55051215055).

The spelling of 23031102023 in words is "twenty-three billion, thirty-one million, one hundred two thousand, twenty-three".

Divisors: 1 79 2423 120319 191417 9505201 291532937 23031102023