111110110100001 has 80 divisors (see below), whose sum is σ = 175495928889600. Its totient is φ = 69861332604672.

The previous prime is 111110110099957. The next prime is 111110110100027. The reversal of 111110110100001 is 100001011011111.

It is not a de Polignac number, because 111110110100001 - 2⁷ = 111110110099873 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is not an unprimeable number, because it can be changed into a prime (111110110107001) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 1352436741 + ... + 1352518893.

It is an arithmetic number, because the mean of its divisors is an integer number (2193699111120).

Almost surely, 2^{111110110100001} is an apocalyptic number.

It is an amenable number.

111110110100001 is a deficient number, since it is larger than the sum of its proper divisors (64385818789599).

111110110100001 is a wasteful number, since it uses less digits than its factorization.

111110110100001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86100 (or 86091 counting only the distinct ones).

The product of its (nonzero) digits is 1, while the sum is 9.

Adding to 111110110100001 its reverse (100001011011111), we get a palindrome (211111121111112).

The spelling of 111110110100001 in words is "one hundred eleven trillion, one hundred ten billion, one hundred ten million, one hundred thousand, one".