10031213312 has 18 divisors (see below), whose sum is σ = 20023242708. Its totient is φ = 5015606528.

The previous prime is 10031213279. The next prime is 10031213323. The reversal of 10031213312 is 21331213001.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19591958 + ... + 19592469.

Almost surely, 2^10031213312 is an apocalyptic number.

It is an amenable number.

10031213312 is a deficient number, since it is larger than the sum of its proper divisors (9992029396).

10031213312 is an frugal number, since it uses more digits than its factorization.

10031213312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39184443 (or 39184429 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 10031213312 its reverse (21331213001), we get a palindrome (31362426313).

The spelling of 10031213312 in words is "ten billion, thirty-one million, two hundred thirteen thousand, three hundred twelve".