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231012313112325 = 352145317321122387
BaseRepresentation
bin110100100001101010111110…
…110111001001111100000101
31010021221120011022001011020210
4310201222332313021330011
5220234401204124043300
62135153331435550033
766442042321340523
oct6441527667117405
91107846138034223
10231012313112325
1167675854300888
1221aab8982bb319
139bb94a196a634
1441090ac85d313
151ba926159e050
hexd21abedc9f05

231012313112325 has 48 divisors (see below), whose sum is σ = 382228409941056. Its totient is φ = 123113658201600.

The previous prime is 231012313112309. The next prime is 231012313112359. The reversal of 231012313112325 is 523211313210132.

It is a happy number.

It is not a de Polignac number, because 231012313112325 - 24 = 231012313112309 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 231012313112292 and 231012313112301.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1887494782 + ... + 1887617168.

It is an arithmetic number, because the mean of its divisors is an integer number (7963091873772).

Almost surely, 2231012313112325 is an apocalyptic number.

231012313112325 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

231012313112325 is a deficient number, since it is larger than the sum of its proper divisors (151216096828731).

231012313112325 is a wasteful number, since it uses less digits than its factorization.

231012313112325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141174 (or 141169 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 30.

Adding to 231012313112325 its reverse (523211313210132), we get a palindrome (754223626322457).

The spelling of 231012313112325 in words is "two hundred thirty-one trillion, twelve billion, three hundred thirteen million, one hundred twelve thousand, three hundred twenty-five".

Divisors: 1 3 5 15 25 75 1453 4359 7265 17321 21795 36325 51963 86605 108975 122387 259815 367161 433025 611935 1299075 1835805 3059675 9179025 25167413 75502239 125837065 177828311 377511195 533484933 629185325 889141555 1887555975 2119865227 2667424665 4445707775 6359595681 10599326135 13337123325 31797978405 52996630675 158989892025 3080164174831 9240492524493 15400820874155 46202462622465 77004104370775 231012313112325