22045201142 has 4 divisors (see below), whose sum is σ = 33067801716. Its totient is φ = 11022600570.

The previous prime is 22045201127. The next prime is 22045201177. The reversal of 22045201142 is 24110254022.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5511300284 + ... + 5511300287.

It is an arithmetic number, because the mean of its divisors is an integer number (8266950429).

Almost surely, 2^22045201142 is an apocalyptic number.

22045201142 is a deficient number, since it is larger than the sum of its proper divisors (11022600574).

22045201142 is a wasteful number, since it uses less digits than its factorization.

22045201142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11022600573.

The product of its (nonzero) digits is 1280, while the sum is 23.

Adding to 22045201142 its reverse (24110254022), we get a palindrome (46155455164).

The spelling of 22045201142 in words is "twenty-two billion, forty-five million, two hundred one thousand, one hundred forty-two".