31301112220132 has 12 divisors (see below), whose sum is σ = 54778545811836. Its totient is φ = 15650099131040.

The previous prime is 31301112220123. The next prime is 31301112220159. The reversal of 31301112220132 is 23102221110313.

It can be written as a sum of positive squares in 2 ways, for example, as 7262938760256 + 24038173459876 = 2694984^2 + 4902874^2 .

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, 114090619 + ... + 114364642.

It is an arithmetic number, because the mean of its divisors is an integer number (4564878817653).

Almost surely, 2^{31301112220132} is an apocalyptic number.

It is an amenable number.

31301112220132 is a deficient number, since it is larger than the sum of its proper divisors (23477433591704).

31301112220132 is a wasteful number, since it uses less digits than its factorization.

31301112220132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 228489518 (or 228489516 counting only the distinct ones).

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

Adding to 31301112220132 its reverse (23102221110313), we get a palindrome (54403333330445).

The spelling of 31301112220132 in words is "thirty-one trillion, three hundred one billion, one hundred twelve million, two hundred twenty thousand, one hundred thirty-two".