21322021000986 has 64 divisors (see below), whose sum is σ = 48025829491200. Its totient is φ = 7011176832000.

The previous prime is 21322021000927. The next prime is 21322021000991. The reversal of 21322021000986 is 68900012022312.

It is a happy number.

21322021000986 is a `hidden beast` number, since 213 + 220 + 210 + 0 + 0 + 9 + 8 + 6 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 21322021000986.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3075415 + ... + 7218186.

It is an arithmetic number, because the mean of its divisors is an integer number (750403585800).

Almost surely, 2^{21322021000986} is an apocalyptic number.

21322021000986 is an abundant number, since it is smaller than the sum of its proper divisors (26703808490214).

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

21322021000986 is a wasteful number, since it uses less digits than its factorization.

21322021000986 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10294132 (or 10294126 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 36.

The spelling of 21322021000986 in words is "twenty-one trillion, three hundred twenty-two billion, twenty-one million, nine hundred eighty-six", and thus it is an aban number.