21092119112 has 16 divisors (see below), whose sum is σ = 39556406400. Its totient is φ = 10543744080.

The previous prime is 21092119039. The next prime is 21092119123. The reversal of 21092119112 is 21191129012.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 250412 + ... + 323867.

It is an arithmetic number, because the mean of its divisors is an integer number (2472275400).

Almost surely, 2^21092119112 is an apocalyptic number.

It is an amenable number.

21092119112 is a deficient number, since it is larger than the sum of its proper divisors (18464287288).

21092119112 is a wasteful number, since it uses less digits than its factorization.

21092119112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 578876 (or 578872 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 29.

The spelling of 21092119112 in words is "twenty-one billion, ninety-two million, one hundred nineteen thousand, one hundred twelve".