21344131196 has 12 divisors (see below), whose sum is σ = 38640237720. Its totient is φ = 10304063280.

The previous prime is 21344131141. The next prime is 21344131201. The reversal of 21344131196 is 69113144312.

It is a congruent number.

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, 92000450 + ... + 92000681.

It is an arithmetic number, because the mean of its divisors is an integer number (3220019810).

Almost surely, 2^21344131196 is an apocalyptic number.

It is an amenable number.

21344131196 is a deficient number, since it is larger than the sum of its proper divisors (17296106524).

21344131196 is a wasteful number, since it uses less digits than its factorization.

21344131196 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 184001164 (or 184001162 counting only the distinct ones).

The product of its digits is 15552, while the sum is 35.

The spelling of 21344131196 in words is "twenty-one billion, three hundred forty-four million, one hundred thirty-one thousand, one hundred ninety-six".