22431221094 has 16 divisors (see below), whose sum is σ = 45324942768. Its totient is φ = 7399990272.

The previous prime is 22431221089. The next prime is 22431221101. The reversal of 22431221094 is 49012213422.

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, 19270227 + ... + 19271390.

It is an arithmetic number, because the mean of its divisors is an integer number (2832808923).

Almost surely, 2^22431221094 is an apocalyptic number.

22431221094 is an abundant number, since it is smaller than the sum of its proper divisors (22893721674).

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

22431221094 is a wasteful number, since it uses less digits than its factorization.

22431221094 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38541719.

The product of its (nonzero) digits is 6912, while the sum is 30.

The spelling of 22431221094 in words is "twenty-two billion, four hundred thirty-one million, two hundred twenty-one thousand, ninety-four".