111320020211011 has 4 divisors (see below), whose sum is σ = 114035142655224. Its totient is φ = 108604897766800.

The previous prime is 111320020210999. The next prime is 111320020211033. The reversal of 111320020211011 is 110112020023111.

It is a happy number.

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 111320020211011 - 2⁹ = 111320020210499 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (111320020211611) 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, 1357561222045 + ... + 1357561222126.

It is an arithmetic number, because the mean of its divisors is an integer number (28508785663806).

Almost surely, 2^{111320020211011} is an apocalyptic number.

111320020211011 is a deficient number, since it is larger than the sum of its proper divisors (2715122444213).

111320020211011 is an equidigital number, since it uses as much as digits as its factorization.

111320020211011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2715122444212.

The product of its (nonzero) digits is 24, while the sum is 16.

Adding to 111320020211011 its reverse (110112020023111), we get a palindrome (221432040234122).

The spelling of 111320020211011 in words is "one hundred eleven trillion, three hundred twenty billion, twenty million, two hundred eleven thousand, eleven".