104130534231 has 128 divisors (see below), whose sum is σ = 172840780800. Its totient is φ = 62444763648.

The previous prime is 104130534203. The next prime is 104130534281. The reversal of 104130534231 is 132435031401.

It is a happy number.

104130534231 is a `hidden beast` number, since 10 + 4 + 1 + 305 + 342 + 3 + 1 = 666.

It is not a de Polignac number, because 104130534231 - 2⁵ = 104130534199 is a prime.

It is a super-2 number, since 2×104130534231² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 104130534195 and 104130534204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104130534281) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 81161116 + ... + 81162398.

It is an arithmetic number, because the mean of its divisors is an integer number (1350318600).

Almost surely, 2^104130534231 is an apocalyptic number.

104130534231 is a deficient number, since it is larger than the sum of its proper divisors (68710246569).

104130534231 is an equidigital number, since it uses as much as digits as its factorization.

104130534231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1417 (or 1399 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

Adding to 104130534231 its reverse (132435031401), we get a palindrome (236565565632).

The spelling of 104130534231 in words is "one hundred four billion, one hundred thirty million, five hundred thirty-four thousand, two hundred thirty-one".