99202011312 has 40 divisors (see below), whose sum is σ = 256332534640. Its totient is φ = 33059508480.

The previous prime is 99202011289. The next prime is 99202011331. The reversal of 99202011312 is 21311020299.

It is a super-2 number, since 2×99202011312² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 99202011312.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37987 + ... + 447042.

It is an arithmetic number, because the mean of its divisors is an integer number (6408313366).

Almost surely, 2^99202011312 is an apocalyptic number.

It is an amenable number.

99202011312 is an abundant number, since it is smaller than the sum of its proper divisors (157130523328).

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

99202011312 is a wasteful number, since it uses less digits than its factorization.

99202011312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 489301 (or 489295 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 30.

The spelling of 99202011312 in words is "ninety-nine billion, two hundred two million, eleven thousand, three hundred twelve".