111102112011001 has 16 divisors (see below), whose sum is σ = 113528396648128. Its totient is φ = 108695978395200.

The previous prime is 111102112010977. The next prime is 111102112011019. The reversal of 111102112011001 is 100110211201111.

It is a cyclic number.

It is not a de Polignac number, because 111102112011001 - 2⁹ = 111102112010489 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (111102112015001) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18288391 + ... + 23593843.

It is an arithmetic number, because the mean of its divisors is an integer number (7095524790508).

Almost surely, 2^{111102112011001} is an apocalyptic number.

It is an amenable number.

111102112011001 is a deficient number, since it is larger than the sum of its proper divisors (2426284637127).

111102112011001 is a wasteful number, since it uses less digits than its factorization.

111102112011001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5307352.

The product of its (nonzero) digits is 4, while the sum is 13.

Adding to 111102112011001 its reverse (100110211201111), we get a palindrome (211212323212112).

The spelling of 111102112011001 in words is "one hundred eleven trillion, one hundred two billion, one hundred twelve million, eleven thousand, one".