111031313313133 has 16 divisors (see below), whose sum is σ = 112520374300800. Its totient is φ = 109552218120000.

The previous prime is 111031313313127. The next prime is 111031313313209. The reversal of 111031313313133 is 331313313130111.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 111031313313133 - 2²⁹ = 111030776442221 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 (111031313313233) 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, 941546691 + ... + 941664607.

It is an arithmetic number, because the mean of its divisors is an integer number (7032523393800).

Almost surely, 2^{111031313313133} is an apocalyptic number.

It is an amenable number.

111031313313133 is a deficient number, since it is larger than the sum of its proper divisors (1489060987667).

111031313313133 is a wasteful number, since it uses less digits than its factorization.

111031313313133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 160068.

The product of its (nonzero) digits is 2187, while the sum is 28.

Adding to 111031313313133 its reverse (331313313130111), we get a palindrome (442344626443244).

The spelling of 111031313313133 in words is "one hundred eleven trillion, thirty-one billion, three hundred thirteen million, three hundred thirteen thousand, one hundred thirty-three".