31332301320012 has 384 divisors, whose sum is σ = 98398898454528. Its totient is φ = 7509840998400.

The previous prime is 31332301320007. The next prime is 31332301320059. The reversal of 31332301320012 is 21002310323313.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 1284572337 + ... + 1284596727.

It is an arithmetic number, because the mean of its divisors is an integer number (256247131392).

Almost surely, 2^{31332301320012} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 31332301320012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (49199449227264).

31332301320012 is an abundant number, since it is smaller than the sum of its proper divisors (67066597134516).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

31332301320012 is a wasteful number, since it uses less digits than its factorization.

31332301320012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26029 (or 26027 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 24.

Adding to 31332301320012 its reverse (21002310323313), we get a palindrome (52334611643325).

The spelling of 31332301320012 in words is "thirty-one trillion, three hundred thirty-two billion, three hundred one million, three hundred twenty thousand, twelve".