22221421132 has 6 divisors (see below), whose sum is σ = 38887486988. Its totient is φ = 11110710564.

The previous prime is 22221421109. The next prime is 22221421153. The reversal of 22221421132 is 23112412222.

It is a super-2 number, since 2×22221421132² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2777677638 + ... + 2777677645.

Almost surely, 2^22221421132 is an apocalyptic number.

It is an amenable number.

22221421132 is a deficient number, since it is larger than the sum of its proper divisors (16666065856).

22221421132 is a wasteful number, since it uses less digits than its factorization.

22221421132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5555355287 (or 5555355285 counting only the distinct ones).

The product of its digits is 768, while the sum is 22.

Adding to 22221421132 its reverse (23112412222), we get a palindrome (45333833354).

The spelling of 22221421132 in words is "twenty-two billion, two hundred twenty-one million, four hundred twenty-one thousand, one hundred thirty-two".