111012120233 has 16 divisors (see below), whose sum is σ = 127830810240. Its totient is φ = 94433890176.

The previous prime is 111012120227. The next prime is 111012120253. The reversal of 111012120233 is 332021210111.

It is a cyclic number.

It is not a de Polignac number, because 111012120233 - 2⁴ = 111012120217 is a prime.

It is not an unprimeable number, because it can be changed into a prime (111012120253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2818685 + ... + 2857797.

It is an arithmetic number, because the mean of its divisors is an integer number (7989425640).

Almost surely, 2^111012120233 is an apocalyptic number.

It is an amenable number.

111012120233 is a deficient number, since it is larger than the sum of its proper divisors (16818690007).

111012120233 is a wasteful number, since it uses less digits than its factorization.

111012120233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42176.

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 111012120233 its reverse (332021210111), we get a palindrome (443033330344).

The spelling of 111012120233 in words is "one hundred eleven billion, twelve million, one hundred twenty thousand, two hundred thirty-three".