99212242112 has 56 divisors (see below), whose sum is σ = 207354318336. Its totient is φ = 47005806848.

The previous prime is 99212242109. The next prime is 99212242121. The reversal of 99212242112 is 21124221299.

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, 157448 + ... + 472455.

Almost surely, 2^99212242112 is an apocalyptic number.

99212242112 is a gapful number since it is divisible by the number (92) formed by its first and last digit.

It is an amenable number.

99212242112 is an abundant number, since it is smaller than the sum of its proper divisors (108142076224).

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

99212242112 is a wasteful number, since it uses less digits than its factorization.

99212242112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 630045 (or 630035 counting only the distinct ones).

The product of its digits is 10368, while the sum is 35.

The spelling of 99212242112 in words is "ninety-nine billion, two hundred twelve million, two hundred forty-two thousand, one hundred twelve".