31124423104 has 14 divisors (see below), whose sum is σ = 61762527224. Its totient is φ = 15562211520.

The previous prime is 31124423069. The next prime is 31124423167. The reversal of 31124423104 is 40132442113.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 243159492 + ... + 243159619.

Almost surely, 2^31124423104 is an apocalyptic number.

It is an amenable number.

31124423104 is a deficient number, since it is larger than the sum of its proper divisors (30638104120).

31124423104 is an equidigital number, since it uses as much as digits as its factorization.

31124423104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 486319123 (or 486319113 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 31124423104 its reverse (40132442113), we get a palindrome (71256865217).

The spelling of 31124423104 in words is "thirty-one billion, one hundred twenty-four million, four hundred twenty-three thousand, one hundred four".