13220302003081 has 2 divisors, whose sum is σ = 13220302003082. Its totient is φ = 13220302003080.

The previous prime is 13220302003021. The next prime is 13220302003163. The reversal of 13220302003081 is 18030020302231.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11013829426681 + 2206472576400 = 3318709^2 + 1485420^2 .

It is a cyclic number.

It is not a de Polignac number, because 13220302003081 - 2¹¹ = 13220302001033 is a prime.

It is a super-2 number, since 2×13220302003081² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (13220302003021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6610151001540 + 6610151001541.

It is an arithmetic number, because the mean of its divisors is an integer number (6610151001541).

Almost surely, 2^{13220302003081} is an apocalyptic number.

It is an amenable number.

13220302003081 is a deficient number, since it is larger than the sum of its proper divisors (1).

13220302003081 is an equidigital number, since it uses as much as digits as its factorization.

13220302003081 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1728, while the sum is 25.

The spelling of 13220302003081 in words is "thirteen trillion, two hundred twenty billion, three hundred two million, three thousand, eighty-one".