111222013133 has 32 divisors (see below), whose sum is σ = 140779598592. Its totient is φ = 85349376000.

The previous prime is 111222013129. The next prime is 111222013181. The reversal of 111222013133 is 331310222111.

It is a happy number.

It is not a de Polignac number, because 111222013133 - 2² = 111222013129 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111222013183) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3768233 + ... + 3797633.

It is an arithmetic number, because the mean of its divisors is an integer number (4399362456).

Almost surely, 2^111222013133 is an apocalyptic number.

It is an amenable number.

111222013133 is a deficient number, since it is larger than the sum of its proper divisors (29557585459).

111222013133 is a wasteful number, since it uses less digits than its factorization.

111222013133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30165.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 111222013133 its reverse (331310222111), we get a palindrome (442532235244).

The spelling of 111222013133 in words is "one hundred eleven billion, two hundred twenty-two million, thirteen thousand, one hundred thirty-three".