31100211232312 has 64 divisors (see below), whose sum is σ = 61838130088800. Its totient is φ = 14612864716800.

The previous prime is 31100211232253. The next prime is 31100211232331. The reversal of 31100211232312 is 21323211200113.

It is a super-3 number, since 3×31100211232312³ (a number of 41 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1408959708 + ... + 1408981780.

Almost surely, 2^{31100211232312} is an apocalyptic number.

It is an amenable number.

31100211232312 is a deficient number, since it is larger than the sum of its proper divisors (30737918856488).

31100211232312 is a wasteful number, since it uses less digits than its factorization.

31100211232312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37576 (or 37572 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 31100211232312 its reverse (21323211200113), we get a palindrome (52423422432425).

The spelling of 31100211232312 in words is "thirty-one trillion, one hundred billion, two hundred eleven million, two hundred thirty-two thousand, three hundred twelve".