111102120110001 has 32 divisors (see below), whose sum is σ = 156187181219328. Its totient is φ = 70156671298560.

The previous prime is 111102120109951. The next prime is 111102120110021. The reversal of 111102120110001 is 100011021201111.

It is not a de Polignac number, because 111102120110001 - 2²⁵ = 111102086555569 is a prime.

It is not an unprimeable number, because it can be changed into a prime (111102120110021) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 24256476 + ... + 28470701.

It is an arithmetic number, because the mean of its divisors is an integer number (4880849413104).

Almost surely, 2^{111102120110001} is an apocalyptic number.

It is an amenable number.

111102120110001 is a deficient number, since it is larger than the sum of its proper divisors (45085061109327).

111102120110001 is a wasteful number, since it uses less digits than its factorization.

111102120110001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52727721.

The product of its (nonzero) digits is 4, while the sum is 12.

Adding to 111102120110001 its reverse (100011021201111), we get a palindrome (211113141311112).

The spelling of 111102120110001 in words is "one hundred eleven trillion, one hundred two billion, one hundred twenty million, one hundred ten thousand, one".