21000110110192 has 40 divisors (see below), whose sum is σ = 42847819059600. Its totient is φ = 9943089633792.

The previous prime is 21000110110181. The next prime is 21000110110229. The reversal of 21000110110192 is 29101101100012.

It is a Harshad number since it is a multiple of its sum of digits (19).

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, 14338567 + ... + 15735142.

It is an arithmetic number, because the mean of its divisors is an integer number (1071195476490).

Almost surely, 2^{21000110110192} is an apocalyptic number.

It is an amenable number.

21000110110192 is an abundant number, since it is smaller than the sum of its proper divisors (21847708949408).

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

21000110110192 is a wasteful number, since it uses less digits than its factorization.

21000110110192 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30076033 (or 30076027 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 19.

The spelling of 21000110110192 in words is "twenty-one trillion, one hundred ten million, one hundred ten thousand, one hundred ninety-two".