99029921012 has 48 divisors (see below), whose sum is σ = 193697747712. Its totient is φ = 43914823680.

The previous prime is 99029920991. The next prime is 99029921047. The reversal of 99029921012 is 21012992099.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is a congruent number.

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, 570788 + ... + 723780.

It is an arithmetic number, because the mean of its divisors is an integer number (4035369744).

Almost surely, 2^99029921012 is an apocalyptic number.

It is an amenable number.

99029921012 is a deficient number, since it is larger than the sum of its proper divisors (94667826700).

99029921012 is a wasteful number, since it uses less digits than its factorization.

99029921012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153368 (or 153366 counting only the distinct ones).

The product of its (nonzero) digits is 52488, while the sum is 44.

The spelling of 99029921012 in words is "ninety-nine billion, twenty-nine million, nine hundred twenty-one thousand, twelve".