99000900030 has 32 divisors (see below), whose sum is σ = 242085223584. Its totient is φ = 25902121856.

The previous prime is 99000900029. The next prime is 99000900043. The reversal of 99000900030 is 3000900099.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 31130769 + ... + 31133948.

It is an arithmetic number, because the mean of its divisors is an integer number (7565163237).

Almost surely, 2^99000900030 is an apocalyptic number.

99000900030 is an abundant number, since it is smaller than the sum of its proper divisors (143084323554).

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

99000900030 is a wasteful number, since it uses less digits than its factorization.

99000900030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62264780.

The product of its (nonzero) digits is 2187, while the sum is 30.

The spelling of 99000900030 in words is "ninety-nine billion, nine hundred thousand, thirty".