31233454225104 has 80 divisors (see below), whose sum is σ = 81308859899904. Its totient is φ = 10331137276800.

The previous prime is 31233454225067. The next prime is 31233454225123. The reversal of 31233454225104 is 40152245433213.

It is a happy number.

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, 1362252 + ... + 8020139.

Almost surely, 2^{31233454225104} is an apocalyptic number.

It is an amenable number.

31233454225104 is an abundant number, since it is smaller than the sum of its proper divisors (50075405674800).

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

31233454225104 is a wasteful number, since it uses less digits than its factorization.

31233454225104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9382936 (or 9382930 counting only the distinct ones).

The product of its (nonzero) digits is 345600, while the sum is 39.

Adding to 31233454225104 its reverse (40152245433213), we get a palindrome (71385699658317).

The spelling of 31233454225104 in words is "thirty-one trillion, two hundred thirty-three billion, four hundred fifty-four million, two hundred twenty-five thousand, one hundred four".