11921940200192 has 36 divisors (see below), whose sum is σ = 25960702175016. Its totient is φ = 5419063726080.

The previous prime is 11921940200179. The next prime is 11921940200243. The reversal of 11921940200192 is 29100204912911.

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, 2116818953 + ... + 2116824584.

Almost surely, 2^{11921940200192} is an apocalyptic number.

It is an amenable number.

11921940200192 is an abundant number, since it is smaller than the sum of its proper divisors (14038761974824).

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

11921940200192 is an equidigital number, since it uses as much as digits as its factorization.

11921940200192 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4233643564 (or 4233643550 counting only the distinct ones).

The product of its (nonzero) digits is 23328, while the sum is 41.

The spelling of 11921940200192 in words is "eleven trillion, nine hundred twenty-one billion, nine hundred forty million, two hundred thousand, one hundred ninety-two".