22171369422 has 16 divisors (see below), whose sum is σ = 44391000960. Its totient is φ = 7382412792.

The previous prime is 22171369393. The next prime is 22171369523. The reversal of 22171369422 is 22496317122.

It is a super-2 number, since 2×22171369422² (a number of 21 digits) contains 22 as substring.

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, 2004948 + ... + 2015975.

It is an arithmetic number, because the mean of its divisors is an integer number (2774437560).

Almost surely, 2^22171369422 is an apocalyptic number.

22171369422 is an abundant number, since it is smaller than the sum of its proper divisors (22219631538).

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

22171369422 is a wasteful number, since it uses less digits than its factorization.

22171369422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4021847.

The product of its digits is 72576, while the sum is 39.

The spelling of 22171369422 in words is "twenty-two billion, one hundred seventy-one million, three hundred sixty-nine thousand, four hundred twenty-two".