31212111200048 has 10 divisors (see below), whose sum is σ = 60473465450124. Its totient is φ = 15606055600016.

The previous prime is 31212111200047. The next prime is 31212111200051. The reversal of 31212111200048 is 84000211121213.

It is not an unprimeable number, because it can be changed into a prime (31212111200047) by changing a digit.

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 as a sum of consecutive naturals, namely, 975378474986 + ... + 975378475017.

Almost surely, 2^{31212111200048} is an apocalyptic number.

It is an amenable number.

31212111200048 is a deficient number, since it is larger than the sum of its proper divisors (29261354250076).

31212111200048 is a wasteful number, since it uses less digits than its factorization.

31212111200048 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1950756950011 (or 1950756950005 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 26.

The spelling of 31212111200048 in words is "thirty-one trillion, two hundred twelve billion, one hundred eleven million, two hundred thousand, forty-eight".