22432431133 has 6 divisors (see below), whose sum is σ = 26094868926. Its totient is φ = 19227798072.

The previous prime is 22432431127. The next prime is 22432431137. The reversal of 22432431133 is 33113423422.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 15780886884 + 6651544249 = 125622^2 + 81557^2 .

It is not a de Polignac number, because 22432431133 - 2⁹ = 22432430621 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22432431137) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 228902310 + ... + 228902407.

It is an arithmetic number, because the mean of its divisors is an integer number (4349144821).

Almost surely, 2^22432431133 is an apocalyptic number.

It is an amenable number.

22432431133 is a deficient number, since it is larger than the sum of its proper divisors (3662437793).

22432431133 is an equidigital number, since it uses as much as digits as its factorization.

22432431133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 457804731 (or 457804724 counting only the distinct ones).

The product of its digits is 10368, while the sum is 28.

Adding to 22432431133 its reverse (33113423422), we get a palindrome (55545854555).

The spelling of 22432431133 in words is "twenty-two billion, four hundred thirty-two million, four hundred thirty-one thousand, one hundred thirty-three".