21213022100332 has 12 divisors (see below), whose sum is σ = 37132638208120. Its totient is φ = 10603696898016.

The previous prime is 21213022100323. The next prime is 21213022100359. The reversal of 21213022100332 is 23300122031212.

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, 703521078 + ... + 703551229.

Almost surely, 2^{21213022100332} is an apocalyptic number.

It is an amenable number.

21213022100332 is a deficient number, since it is larger than the sum of its proper divisors (15919616107788).

21213022100332 is a wasteful number, since it uses less digits than its factorization.

21213022100332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1407076080 (or 1407076078 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 21213022100332 its reverse (23300122031212), we get a palindrome (44513144131544).

The spelling of 21213022100332 in words is "twenty-one trillion, two hundred thirteen billion, twenty-two million, one hundred thousand, three hundred thirty-two".