99921211300032 has 112 divisors (see below), whose sum is σ = 264891523283712. Its totient is φ = 33242030617600.

The previous prime is 99921211299983. The next prime is 99921211300069. The reversal of 99921211300032 is 23000311212999.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 256472293 + ... + 256861595.

Almost surely, 2^{99921211300032} is an apocalyptic number.

It is an amenable number.

99921211300032 is an abundant number, since it is smaller than the sum of its proper divisors (164970311983680).

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

99921211300032 is a wasteful number, since it uses less digits than its factorization.

99921211300032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 391926 (or 391916 counting only the distinct ones).

The product of its (nonzero) digits is 52488, while the sum is 42.

The spelling of 99921211300032 in words is "ninety-nine trillion, nine hundred twenty-one billion, two hundred eleven million, three hundred thousand, thirty-two".