31133412234424 has 48 divisors (see below), whose sum is σ = 61168500391320. Its totient is φ = 14854524041280.

The previous prime is 31133412234413. The next prime is 31133412234517. The reversal of 31133412234424 is 42443221433113.

It is a super-2 number, since 2×31133412234424² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6955462 + ... + 10518805.

Almost surely, 2^{31133412234424} is an apocalyptic number.

It is an amenable number.

31133412234424 is a deficient number, since it is larger than the sum of its proper divisors (30035088156896).

31133412234424 is a wasteful number, since it uses less digits than its factorization.

31133412234424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17474740 (or 17474713 counting only the distinct ones).

The product of its digits is 165888, while the sum is 37.

Adding to 31133412234424 its reverse (42443221433113), we get a palindrome (73576633667537).

The spelling of 31133412234424 in words is "thirty-one trillion, one hundred thirty-three billion, four hundred twelve million, two hundred thirty-four thousand, four hundred twenty-four".