111112020099 has 12 divisors (see below), whose sum is σ = 160506513336. Its totient is φ = 74069430912.

The previous prime is 111112020073. The next prime is 111112020119. The reversal of 111112020099 is 990020211111.

It is not a de Polignac number, because 111112020099 - 2⁹ = 111112019587 is a prime.

It is not an unprimeable number, because it can be changed into a prime (111112020199) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 301134 + ... + 559379.

It is an arithmetic number, because the mean of its divisors is an integer number (13375542778).

Almost surely, 2^111112020099 is an apocalyptic number.

111112020099 is a deficient number, since it is larger than the sum of its proper divisors (49394493237).

111112020099 is a wasteful number, since it uses less digits than its factorization.

111112020099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 874866 (or 874863 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 27.

The spelling of 111112020099 in words is "one hundred eleven billion, one hundred twelve million, twenty thousand, ninety-nine".