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23012031110 = 25137138112163
BaseRepresentation
bin10101011011100111…
…111011101010000110
32012101202012022011112
4111123213323222012
5334112034443420
614323243405022
71443155015465
oct253347735206
965352168145
1023012031110
119839767632
124562823772
132229712373
1411843409dc
158ea3d98c5
hex55b9fba86

23012031110 has 32 divisors (see below), whose sum is σ = 41757649632. Its totient is φ = 9130256640.

The previous prime is 23012031067. The next prime is 23012031137. The reversal of 23012031110 is 1113021032.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1885889 + ... + 1898051.

It is an arithmetic number, because the mean of its divisors is an integer number (1304926551).

Almost surely, 223012031110 is an apocalyptic number.

23012031110 is a deficient number, since it is larger than the sum of its proper divisors (18745618522).

23012031110 is a wasteful number, since it uses less digits than its factorization.

23012031110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13688.

The product of its (nonzero) digits is 36, while the sum is 14.

Adding to 23012031110 its reverse (1113021032), we get a palindrome (24125052142).

The spelling of 23012031110 in words is "twenty-three billion, twelve million, thirty-one thousand, one hundred ten".

Divisors: 1 2 5 10 137 274 685 1370 1381 2762 6905 12163 13810 24326 60815 121630 189197 378394 945985 1666331 1891970 3332662 8331655 16663310 16797103 33594206 83985515 167971030 2301203111 4602406222 11506015555 23012031110