99999995111100 has 108 divisors (see below), whose sum is σ = 358222204731664. Its totient is φ = 22857141738240.

The previous prime is 99999995111083. The next prime is 99999995111101. The reversal of 99999995111100 is 111159999999.

99999995111100 is a `hidden beast` number, since 9 + 9 + 9 + 9 + 9 + 99 + 511 + 1 + 10 + 0 = 666.

It is a nialpdrome in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99999995111101) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 7936501249 + ... + 7936513848.

Almost surely, 2^{99999995111100} is an apocalyptic number.

99999995111100 is a gapful number since it is divisible by the number (90) formed by its first and last digit.

It is an amenable number.

99999995111100 is an abundant number, since it is smaller than the sum of its proper divisors (258222209620564).

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

99999995111100 is a wasteful number, since it uses less digits than its factorization.

99999995111100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15873015124 (or 15873015114 counting only the distinct ones).

The product of its (nonzero) digits is 23914845, while the sum is 72.

The spelling of 99999995111100 in words is "ninety-nine trillion, nine hundred ninety-nine billion, nine hundred ninety-five million, one hundred eleven thousand, one hundred".