111197191014 has 64 divisors (see below), whose sum is σ = 304129082880. Its totient is φ = 29326730400.

The previous prime is 111197190931. The next prime is 111197191043. The reversal of 111197191014 is 410191791111.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 111197191014.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11309412 + ... + 11319239.

It is an arithmetic number, because the mean of its divisors is an integer number (4752016920).

Almost surely, 2^111197191014 is an apocalyptic number.

111197191014 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

111197191014 is an abundant number, since it is smaller than the sum of its proper divisors (192931891866).

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

111197191014 is a wasteful number, since it uses less digits than its factorization.

111197191014 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22628682 (or 22628676 counting only the distinct ones).

The product of its (nonzero) digits is 2268, while the sum is 36.

The spelling of 111197191014 in words is "one hundred eleven billion, one hundred ninety-seven million, one hundred ninety-one thousand, fourteen".