2221120113013 has 8 divisors (see below), whose sum is σ = 2275323013656. Its totient is φ = 2166918604800.

The previous prime is 2221120112969. The next prime is 2221120113053. The reversal of 2221120113013 is 3103110211222.

It can be written as a sum of positive squares in 4 ways, for example, as 656538129 + 2220463574884 = 25623^2 + 1490122^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2221120113013 - 2⁹ = 2221120112501 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 (2221120113053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3356245 + ... + 3963157.

It is an arithmetic number, because the mean of its divisors is an integer number (284415376707).

Almost surely, 2^{2221120113013} is an apocalyptic number.

It is an amenable number.

2221120113013 is a deficient number, since it is larger than the sum of its proper divisors (54202900643).

2221120113013 is an equidigital number, since it uses as much as digits as its factorization.

2221120113013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 696215.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 2221120113013 its reverse (3103110211222), we get a palindrome (5324230324235).

The spelling of 2221120113013 in words is "two trillion, two hundred twenty-one billion, one hundred twenty million, one hundred thirteen thousand, thirteen".