31112330344 has 16 divisors (see below), whose sum is σ = 58439243520. Its totient is φ = 15528532080.

The previous prime is 31112330339. The next prime is 31112330363. The reversal of 31112330344 is 44303321113.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3449352 + ... + 3458359.

It is an arithmetic number, because the mean of its divisors is an integer number (3652452720).

Almost surely, 2^31112330344 is an apocalyptic number.

It is an amenable number.

31112330344 is a deficient number, since it is larger than the sum of its proper divisors (27326913176).

31112330344 is a wasteful number, since it uses less digits than its factorization.

31112330344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6908280 (or 6908276 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 25.

Adding to 31112330344 its reverse (44303321113), we get a palindrome (75415651457).

The spelling of 31112330344 in words is "thirty-one billion, one hundred twelve million, three hundred thirty thousand, three hundred forty-four".