111101663155164 has 24 divisors (see below), whose sum is σ = 282804233486208. Its totient is φ = 33667170653040.

The previous prime is 111101663155163. The next prime is 111101663155187. The reversal of 111101663155164 is 461551366101111.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111101663155163) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 420839633032 + ... + 420839633295.

It is an arithmetic number, because the mean of its divisors is an integer number (11783509728592).

Almost surely, 2^{111101663155164} is an apocalyptic number.

It is an amenable number.

111101663155164 is an abundant number, since it is smaller than the sum of its proper divisors (171702570331044).

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

111101663155164 is a wasteful number, since it uses less digits than its factorization.

111101663155164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 841679266345 (or 841679266343 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 42.

The spelling of 111101663155164 in words is "one hundred eleven trillion, one hundred one billion, six hundred sixty-three million, one hundred fifty-five thousand, one hundred sixty-four".