22021789110 has 32 divisors (see below), whose sum is σ = 52950026592. Its totient is φ = 5861617920.

The previous prime is 22021789079. The next prime is 22021789123. The reversal of 22021789110 is 1198712022.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 662199 + ... + 694658.

It is an arithmetic number, because the mean of its divisors is an integer number (1654688331).

Almost surely, 2^22021789110 is an apocalyptic number.

22021789110 is an abundant number, since it is smaller than the sum of its proper divisors (30928237482).

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

22021789110 is a wasteful number, since it uses less digits than its factorization.

22021789110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1357408.

The product of its (nonzero) digits is 4032, while the sum is 33.

The spelling of 22021789110 in words is "twenty-two billion, twenty-one million, seven hundred eighty-nine thousand, one hundred ten".