111101401311 has 4 divisors (see below), whose sum is σ = 148135201752. Its totient is φ = 74067600872.

The previous prime is 111101401289. The next prime is 111101401351. The reversal of 111101401311 is 113104101111.

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

It is a cyclic number.

It is not a de Polignac number, because 111101401311 - 2⁷ = 111101401183 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111101401351) 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, 18516900216 + ... + 18516900221.

It is an arithmetic number, because the mean of its divisors is an integer number (37033800438).

Almost surely, 2^111101401311 is an apocalyptic number.

111101401311 is a deficient number, since it is larger than the sum of its proper divisors (37033800441).

111101401311 is an equidigital number, since it uses as much as digits as its factorization.

111101401311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37033800440.

The product of its (nonzero) digits is 12, while the sum is 15.

Adding to 111101401311 its reverse (113104101111), we get a palindrome (224205502422).

The spelling of 111101401311 in words is "one hundred eleven billion, one hundred one million, four hundred one thousand, three hundred eleven".