111023222011 has 16 divisors (see below), whose sum is σ = 122347612800. Its totient is φ = 100105147008.

The previous prime is 111023221997. The next prime is 111023222033. The reversal of 111023222011 is 110222320111.

It is a cyclic number.

It is not a de Polignac number, because 111023222011 - 2²³ = 111014833403 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (111023222111) 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, 132505 + ... + 489493.

It is an arithmetic number, because the mean of its divisors is an integer number (7646725800).

Almost surely, 2^111023222011 is an apocalyptic number.

111023222011 is a deficient number, since it is larger than the sum of its proper divisors (11324390789).

111023222011 is a wasteful number, since it uses less digits than its factorization.

111023222011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 357558.

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 111023222011 its reverse (110222320111), we get a palindrome (221245542122).

The spelling of 111023222011 in words is "one hundred eleven billion, twenty-three million, two hundred twenty-two thousand, eleven".