2221003111113 has 24 divisors (see below), whose sum is σ = 3243945276936. Its totient is φ = 1464168768000.

The previous prime is 2221003111099. The next prime is 2221003111141. The reversal of 2221003111113 is 3111113001222.

It can be written as a sum of positive squares in 4 ways, for example, as 342053031609 + 1878950079504 = 584853^2 + 1370748^2 .

It is not a de Polignac number, because 2221003111113 - 2¹⁷ = 2221002980041 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2221003119113) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 808368 + ... + 2257313.

It is an arithmetic number, because the mean of its divisors is an integer number (135164386539).

Almost surely, 2^{2221003111113} is an apocalyptic number.

It is an amenable number.

2221003111113 is a deficient number, since it is larger than the sum of its proper divisors (1022942165823).

2221003111113 is a wasteful number, since it uses less digits than its factorization.

2221003111113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3066585 (or 3066582 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 18.

Adding to 2221003111113 its reverse (3111113001222), we get a palindrome (5332116112335).

The spelling of 2221003111113 in words is "two trillion, two hundred twenty-one billion, three million, one hundred eleven thousand, one hundred thirteen".