220120020675913 has 2 divisors, whose sum is σ = 220120020675914. Its totient is φ = 220120020675912.

The previous prime is 220120020675901. The next prime is 220120020675931. The reversal of 220120020675913 is 319576020021022.

Together with next prime (220120020675931) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 124860332024464 + 95259688651449 = 11174092^2 + 9760107^2 .

It is a cyclic number.

It is not a de Polignac number, because 220120020675913 - 2²⁵ = 220119987121481 is a prime.

It is a super-3 number, since 3×220120020675913³ (a number of 44 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not a weakly prime, because it can be changed into another prime (220120020675413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110060010337956 + 110060010337957.

It is an arithmetic number, because the mean of its divisors is an integer number (110060010337957).

Almost surely, 2^{220120020675913} is an apocalyptic number.

It is an amenable number.

220120020675913 is a deficient number, since it is larger than the sum of its proper divisors (1).

220120020675913 is an equidigital number, since it uses as much as digits as its factorization.

220120020675913 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 90720, while the sum is 40.

Adding to 220120020675913 its reverse (319576020021022), we get a palindrome (539696040696935).

The spelling of 220120020675913 in words is "two hundred twenty trillion, one hundred twenty billion, twenty million, six hundred seventy-five thousand, nine hundred thirteen".