21412423111192 has 16 divisors (see below), whose sum is σ = 40172435447040. Its totient is φ = 10699773658656.

The previous prime is 21412423111153. The next prime is 21412423111193. The reversal of 21412423111192 is 29111132421412.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21412423111193) 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, 804722983 + ... + 804749590.

It is an arithmetic number, because the mean of its divisors is an integer number (2510777215440).

Almost surely, 2^{21412423111192} is an apocalyptic number.

It is an amenable number.

21412423111192 is a deficient number, since it is larger than the sum of its proper divisors (18760012335848).

21412423111192 is a wasteful number, since it uses less digits than its factorization.

21412423111192 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1609474242 (or 1609474238 counting only the distinct ones).

The product of its digits is 6912, while the sum is 34.

The spelling of 21412423111192 in words is "twenty-one trillion, four hundred twelve billion, four hundred twenty-three million, one hundred eleven thousand, one hundred ninety-two".