22144022032012 has 6 divisors (see below), whose sum is σ = 38752038556028. Its totient is φ = 11072011016004.

The previous prime is 22144022031997. The next prime is 22144022032081. The reversal of 22144022032012 is 21023022044122.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2768002753998 + ... + 2768002754005.

Almost surely, 2^{22144022032012} is an apocalyptic number.

It is an amenable number.

22144022032012 is a deficient number, since it is larger than the sum of its proper divisors (16608016524016).

22144022032012 is a wasteful number, since it uses less digits than its factorization.

22144022032012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5536005508007 (or 5536005508005 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 25.

Adding to 22144022032012 its reverse (21023022044122), we get a palindrome (43167044076134).

The spelling of 22144022032012 in words is "twenty-two trillion, one hundred forty-four billion, twenty-two million, thirty-two thousand, twelve".