22144401032 has 16 divisors (see below), whose sum is σ = 44714656140. Its totient is φ = 10220492736.

The previous prime is 22144401001. The next prime is 22144401077. The reversal of 22144401032 is 23010444122.

It can be written as a sum of positive squares in 2 ways, for example, as 22080176836 + 64224196 = 148594^2 + 8014^2 .

It is a junction number, because it is equal to n+sod(n) for n = 22144400989 and 22144401007.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 106463363 + ... + 106463570.

Almost surely, 2^22144401032 is an apocalyptic number.

It is an amenable number.

22144401032 is an abundant number, since it is smaller than the sum of its proper divisors (22570255108).

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

22144401032 is a wasteful number, since it uses less digits than its factorization.

22144401032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 212926952 (or 212926948 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 22144401032 its reverse (23010444122), we get a palindrome (45154845154).

The spelling of 22144401032 in words is "twenty-two billion, one hundred forty-four million, four hundred one thousand, thirty-two".