31240102400012 has 12 divisors (see below), whose sum is σ = 59640195491016. Its totient is φ = 14200046545440.

The previous prime is 31240102400009. The next prime is 31240102400051. The reversal of 31240102400012 is 21000420104213.

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, 355001163593 + ... + 355001163680.

It is an arithmetic number, because the mean of its divisors is an integer number (4970016290918).

Almost surely, 2^{31240102400012} is an apocalyptic number.

It is an amenable number.

31240102400012 is a deficient number, since it is larger than the sum of its proper divisors (28400093091004).

31240102400012 is a wasteful number, since it uses less digits than its factorization.

31240102400012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 710002327288 (or 710002327286 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 31240102400012 its reverse (21000420104213), we get a palindrome (52240522504225).

The spelling of 31240102400012 in words is "thirty-one trillion, two hundred forty billion, one hundred two million, four hundred thousand, twelve".