31112302322 has 16 divisors (see below), whose sum is σ = 48616999200. Its totient is φ = 14919497760.

The previous prime is 31112302271. The next prime is 31112302339. The reversal of 31112302322 is 22320321113.

It is a junction number, because it is equal to n+sod(n) for n = 31112302294 and 31112302303.

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 7 ways as a sum of consecutive naturals, for example, 3210572 + ... + 3220247.

It is an arithmetic number, because the mean of its divisors is an integer number (3038562450).

Almost surely, 2^31112302322 is an apocalyptic number.

31112302322 is a deficient number, since it is larger than the sum of its proper divisors (17504696878).

31112302322 is a wasteful number, since it uses less digits than its factorization.

31112302322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6430921.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 31112302322 its reverse (22320321113), we get a palindrome (53432623435).

The spelling of 31112302322 in words is "thirty-one billion, one hundred twelve million, three hundred two thousand, three hundred twenty-two".