31314402124 has 12 divisors (see below), whose sum is σ = 56567952448. Its totient is φ = 15152130000.

The previous prime is 31314402121. The next prime is 31314402127. The reversal of 31314402124 is 42120441313.

It is an interprime number because it is at equal distance from previous prime (31314402121) and next prime (31314402127).

It is a super-2 number, since 2×31314402124² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (31314402121) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 126267627 + ... + 126267874.

Almost surely, 2^31314402124 is an apocalyptic number.

It is an amenable number.

31314402124 is a deficient number, since it is larger than the sum of its proper divisors (25253550324).

31314402124 is a wasteful number, since it uses less digits than its factorization.

31314402124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 252535536 (or 252535534 counting only the distinct ones).

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

Adding to 31314402124 its reverse (42120441313), we get a palindrome (73434843437).

The spelling of 31314402124 in words is "thirty-one billion, three hundred fourteen million, four hundred two thousand, one hundred twenty-four".