111012012133 has 8 divisors (see below), whose sum is σ = 122303064096. Its totient is φ = 99920802000.

The previous prime is 111012012121. The next prime is 111012012169. The reversal of 111012012133 is 331210210111.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-111012012133 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 (111012012113) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 49959291 + ... + 49961512.

It is an arithmetic number, because the mean of its divisors is an integer number (15287883012).

Almost surely, 2^111012012133 is an apocalyptic number.

It is an amenable number.

111012012133 is a deficient number, since it is larger than the sum of its proper divisors (11291051963).

111012012133 is a wasteful number, since it uses less digits than its factorization.

111012012133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99920915.

The product of its (nonzero) digits is 36, while the sum is 16.

Adding to 111012012133 its reverse (331210210111), we get a palindrome (442222222244).

The spelling of 111012012133 in words is "one hundred eleven billion, twelve million, twelve thousand, one hundred thirty-three".