22040143032 has 32 divisors (see below), whose sum is σ = 58000377600. Its totient is φ = 6960045024.

The previous prime is 22040143031. The next prime is 22040143039. The reversal of 22040143032 is 23034104022.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22040143031) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24166368 + ... + 24167279.

It is an arithmetic number, because the mean of its divisors is an integer number (1812511800).

Almost surely, 2^22040143032 is an apocalyptic number.

It is an amenable number.

22040143032 is an abundant number, since it is smaller than the sum of its proper divisors (35960234568).

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

22040143032 is a wasteful number, since it uses less digits than its factorization.

22040143032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48333675 (or 48333671 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 21.

Adding to 22040143032 its reverse (23034104022), we get a palindrome (45074247054).

The spelling of 22040143032 in words is "twenty-two billion, forty million, one hundred forty-three thousand, thirty-two".