111102101211113 has 4 divisors (see below), whose sum is σ = 111481289270148. Its totient is φ = 110722913152080.

The previous prime is 111102101211011. The next prime is 111102101211149. The reversal of 111102101211113 is 311112101201111.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 73314488262544 + 37787612948569 = 8562388^2 + 6147163^2 .

It is a cyclic number.

It is not a de Polignac number, because 111102101211113 - 2³⁴ = 111084921341929 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 111102101211091 and 111102101211100.

It is not an unprimeable number, because it can be changed into a prime (111102101214113) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 189594029078 + ... + 189594029663.

It is an arithmetic number, because the mean of its divisors is an integer number (27870322317537).

Almost surely, 2^{111102101211113} is an apocalyptic number.

It is an amenable number.

111102101211113 is a deficient number, since it is larger than the sum of its proper divisors (379188059035).

111102101211113 is an equidigital number, since it uses as much as digits as its factorization.

111102101211113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 379188059034.

The product of its (nonzero) digits is 12, while the sum is 17.

Adding to 111102101211113 its reverse (311112101201111), we get a palindrome (422214202412224).

The spelling of 111102101211113 in words is "one hundred eleven trillion, one hundred two billion, one hundred one million, two hundred eleven thousand, one hundred thirteen".