10002131312 has 20 divisors (see below), whose sum is σ = 19381813800. Its totient is φ = 5000372928.

The previous prime is 10002131311. The next prime is 10002131329. The reversal of 10002131312 is 21313120001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10002131311) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 87863 + ... + 166505.

It is an arithmetic number, because the mean of its divisors is an integer number (969090690).

Almost surely, 2^10002131312 is an apocalyptic number.

It is an amenable number.

10002131312 is a deficient number, since it is larger than the sum of its proper divisors (9379682488).

10002131312 is an equidigital number, since it uses as much as digits as its factorization.

10002131312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86600 (or 86594 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 14.

Adding to 10002131312 its reverse (21313120001), we get a palindrome (31315251313).

It can be divided in two parts, 1000 and 2131312, that added together give a palindrome (2132312).

The spelling of 10002131312 in words is "ten billion, two million, one hundred thirty-one thousand, three hundred twelve".