111221202223013 has 16 divisors (see below), whose sum is σ = 112157248389120. Its totient is φ = 110286108487296.

The previous prime is 111221202222973. The next prime is 111221202223031. The reversal of 111221202223013 is 310322202122111.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-111221202223013 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 111221202223013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111221202223073) 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, 5679467420 + ... + 5679487002.

It is an arithmetic number, because the mean of its divisors is an integer number (7009828024320).

Almost surely, 2^{111221202223013} is an apocalyptic number.

It is an amenable number.

111221202223013 is a deficient number, since it is larger than the sum of its proper divisors (936046166107).

111221202223013 is a wasteful number, since it uses less digits than its factorization.

111221202223013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41476.

The product of its (nonzero) digits is 576, while the sum is 23.

Adding to 111221202223013 its reverse (310322202122111), we get a palindrome (421543404345124).

The spelling of 111221202223013 in words is "one hundred eleven trillion, two hundred twenty-one billion, two hundred two million, two hundred twenty-three thousand, thirteen".