22003321232 has 20 divisors (see below), whose sum is σ = 43354003440. Its totient is φ = 10815191328.

The previous prime is 22003321217. The next prime is 22003321303. The reversal of 22003321232 is 23212330022.

It is a super-2 number, since 2×22003321232² (a number of 21 digits) contains 22 as substring.

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, 11653358 + ... + 11655245.

It is an arithmetic number, because the mean of its divisors is an integer number (2167700172).

Almost surely, 2^22003321232 is an apocalyptic number.

It is an amenable number.

22003321232 is a deficient number, since it is larger than the sum of its proper divisors (21350682208).

22003321232 is a wasteful number, since it uses less digits than its factorization.

22003321232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23308670 (or 23308664 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 20.

Adding to 22003321232 its reverse (23212330022), we get a palindrome (45215651254).

The spelling of 22003321232 in words is "twenty-two billion, three million, three hundred twenty-one thousand, two hundred thirty-two".