99820011930 has 16 divisors (see below), whose sum is σ = 239568028704. Its totient is φ = 26618669840.

The previous prime is 99820011913. The next prime is 99820011947. The reversal of 99820011930 is 3911002899.

It is an interprime number because it is at equal distance from previous prime (99820011913) and next prime (99820011947).

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, 1663666836 + ... + 1663666895.

It is an arithmetic number, because the mean of its divisors is an integer number (14973001794).

Almost surely, 2^99820011930 is an apocalyptic number.

99820011930 is an abundant number, since it is smaller than the sum of its proper divisors (139748016774).

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

99820011930 is a wasteful number, since it uses less digits than its factorization.

99820011930 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3327333741.

The product of its (nonzero) digits is 34992, while the sum is 42.

The spelling of 99820011930 in words is "ninety-nine billion, eight hundred twenty million, eleven thousand, nine hundred thirty".