111220244343013 has 16 divisors (see below), whose sum is σ = 120111202411200. Its totient is φ = 102377379859200.

The previous prime is 111220244343001. The next prime is 111220244343059. The reversal of 111220244343013 is 310343442022111.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 111220244343013 - 2¹⁷ = 111220244211941 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111220244347013) 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, 13715898 + ... + 20262436.

It is an arithmetic number, because the mean of its divisors is an integer number (7506950150700).

Almost surely, 2^{111220244343013} is an apocalyptic number.

111220244343013 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

111220244343013 is a deficient number, since it is larger than the sum of its proper divisors (8890958068187).

111220244343013 is a wasteful number, since it uses less digits than its factorization.

111220244343013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6550212.

The product of its (nonzero) digits is 13824, while the sum is 31.

Adding to 111220244343013 its reverse (310343442022111), we get a palindrome (421563686365124).

The spelling of 111220244343013 in words is "one hundred eleven trillion, two hundred twenty billion, two hundred forty-four million, three hundred forty-three thousand, thirteen".