111201100211998 has 32 divisors (see below), whose sum is σ = 177496965937440. Its totient is φ = 52100367177600.

The previous prime is 111201100211923. The next prime is 111201100212019. The reversal of 111201100211998 is 899112001102111.

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, 10703961 + ... + 18356932.

It is an arithmetic number, because the mean of its divisors is an integer number (5546780185545).

Almost surely, 2^{111201100211998} is an apocalyptic number.

111201100211998 is a deficient number, since it is larger than the sum of its proper divisors (66295865725442).

111201100211998 is a wasteful number, since it uses less digits than its factorization.

111201100211998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29062012.

The product of its (nonzero) digits is 2592, while the sum is 37.

The spelling of 111201100211998 in words is "one hundred eleven trillion, two hundred one billion, one hundred million, two hundred eleven thousand, nine hundred ninety-eight".