31301100022012 has 12 divisors (see below), whose sum is σ = 57659921093320. Its totient is φ = 14826836852496.

The previous prime is 31301100021959. The next prime is 31301100022037. The reversal of 31301100022012 is 21022000110313.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 205928289543 + ... + 205928289694.

Almost surely, 2^{31301100022012} is an apocalyptic number.

It is an amenable number.

31301100022012 is a deficient number, since it is larger than the sum of its proper divisors (26358821071308).

31301100022012 is a wasteful number, since it uses less digits than its factorization.

31301100022012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 411856579260 (or 411856579258 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 31301100022012 its reverse (21022000110313), we get a palindrome (52323100132325).

The spelling of 31301100022012 in words is "thirty-one trillion, three hundred one billion, one hundred million, twenty-two thousand, twelve".