111101133213 has 48 divisors (see below), whose sum is σ = 189731782656. Its totient is φ = 61305219360.

The previous prime is 111101133193. The next prime is 111101133251. The reversal of 111101133213 is 312331101111.

It is not a de Polignac number, because 111101133213 - 2³⁰ = 110027391389 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111101133113) 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 47 ways as a sum of consecutive naturals, for example, 842806 + ... + 965672.

It is an arithmetic number, because the mean of its divisors is an integer number (3952745472).

Almost surely, 2^111101133213 is an apocalyptic number.

It is an amenable number.

111101133213 is a deficient number, since it is larger than the sum of its proper divisors (78630649443).

111101133213 is a wasteful number, since it uses less digits than its factorization.

111101133213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 123374 (or 123371 counting only the distinct ones).

The product of its (nonzero) digits is 54, while the sum is 18.

Adding to 111101133213 its reverse (312331101111), we get a palindrome (423432234324).

The spelling of 111101133213 in words is "one hundred eleven billion, one hundred one million, one hundred thirty-three thousand, two hundred thirteen".