21022100000192 has 56 divisors (see below), whose sum is σ = 42245970067200. Its totient is φ = 10377459945216.

The previous prime is 21022100000173. The next prime is 21022100000233. The reversal of 21022100000192 is 29100000122012.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 107994983 + ... + 108189465.

Almost surely, 2^{21022100000192} is an apocalyptic number.

It is an amenable number.

21022100000192 is an abundant number, since it is smaller than the sum of its proper divisors (21223870067008).

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

21022100000192 is a wasteful number, since it uses less digits than its factorization.

21022100000192 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 215953 (or 215943 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 20.

The spelling of 21022100000192 in words is "twenty-one trillion, twenty-two billion, one hundred million, one hundred ninety-two", and thus it is an aban number.