31413223040232 has 64 divisors (see below), whose sum is σ = 87076892525760. Its totient is φ = 9363106713600.

The previous prime is 31413223040201. The next prime is 31413223040299. The reversal of 31413223040232 is 23204032231413.

It is a happy number.

It is a super-2 number, since 2×31413223040232² (a number of 28 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 31413223040232.

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, 975307513 + ... + 975339720.

It is an arithmetic number, because the mean of its divisors is an integer number (1360576445715).

Almost surely, 2^{31413223040232} is an apocalyptic number.

It is an amenable number.

31413223040232 is an abundant number, since it is smaller than the sum of its proper divisors (55663669485528).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

31413223040232 is a wasteful number, since it uses less digits than its factorization.

31413223040232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1950647314 (or 1950647310 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 30.

Adding to 31413223040232 its reverse (23204032231413), we get a palindrome (54617255271645).

The spelling of 31413223040232 in words is "thirty-one trillion, four hundred thirteen billion, two hundred twenty-three million, forty thousand, two hundred thirty-two".