21010532332 has 6 divisors (see below), whose sum is σ = 36768431588. Its totient is φ = 10505266164.

The previous prime is 21010532267. The next prime is 21010532363. The reversal of 21010532332 is 23323501012.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2626316538 + ... + 2626316545.

Almost surely, 2^21010532332 is an apocalyptic number.

It is an amenable number.

21010532332 is a deficient number, since it is larger than the sum of its proper divisors (15757899256).

21010532332 is a wasteful number, since it uses less digits than its factorization.

21010532332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5252633087 (or 5252633085 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 22.

The spelling of 21010532332 in words is "twenty-one billion, ten million, five hundred thirty-two thousand, three hundred thirty-two".