21300202332232 has 16 divisors (see below), whose sum is σ = 39938173417260. Its totient is φ = 10650022754304.

The previous prime is 21300202332229. The next prime is 21300202332287. The reversal of 21300202332232 is 23223320200312.

It can be written as a sum of positive squares in 2 ways, for example, as 21283957810116 + 16244522116 = 4613454^2 + 127454^2 .

It is a super-2 number, since 2×21300202332232² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 21300202332197 and 21300202332206.

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, 8638873 + ... + 10827304.

Almost surely, 2^{21300202332232} is an apocalyptic number.

It is an amenable number.

21300202332232 is a deficient number, since it is larger than the sum of its proper divisors (18637971085028).

21300202332232 is a wasteful number, since it uses less digits than its factorization.

21300202332232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19602960 (or 19602956 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 25.

Adding to 21300202332232 its reverse (23223320200312), we get a palindrome (44523522532544).

The spelling of 21300202332232 in words is "twenty-one trillion, three hundred billion, two hundred two million, three hundred thirty-two thousand, two hundred thirty-two".