111031024111213 has 4 divisors (see below), whose sum is σ = 112594841352288. Its totient is φ = 109467206870140.

The previous prime is 111031024111211. The next prime is 111031024111219. The reversal of 111031024111213 is 312111420130111.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 111031024111213 - 2¹ = 111031024111211 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 (111031024111211) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 781908620431 + ... + 781908620572.

It is an arithmetic number, because the mean of its divisors is an integer number (28148710338072).

Almost surely, 2^{111031024111213} is an apocalyptic number.

It is an amenable number.

111031024111213 is a deficient number, since it is larger than the sum of its proper divisors (1563817241075).

111031024111213 is an equidigital number, since it uses as much as digits as its factorization.

111031024111213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1563817241074.

The product of its (nonzero) digits is 144, while the sum is 22.

Adding to 111031024111213 its reverse (312111420130111), we get a palindrome (423142444241324).

The spelling of 111031024111213 in words is "one hundred eleven trillion, thirty-one billion, twenty-four million, one hundred eleven thousand, two hundred thirteen".