10013221327973 has 2 divisors, whose sum is σ = 10013221327974. Its totient is φ = 10013221327972.

The previous prime is 10013221327969. The next prime is 10013221327987. The reversal of 10013221327973 is 37972312231001.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9597895214209 + 415326113764 = 3098047^2 + 644458^2 .

It is a cyclic number.

It is not a de Polignac number, because 10013221327973 - 2² = 10013221327969 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 10013221327973.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10013221327933) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5006610663986 + 5006610663987.

It is an arithmetic number, because the mean of its divisors is an integer number (5006610663987).

Almost surely, 2^{10013221327973} is an apocalyptic number.

It is an amenable number.

10013221327973 is a deficient number, since it is larger than the sum of its proper divisors (1).

10013221327973 is an equidigital number, since it uses as much as digits as its factorization.

10013221327973 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 95256, while the sum is 41.

Adding to 10013221327973 its reverse (37972312231001), we get a palindrome (47985533558974).

The spelling of 10013221327973 in words is "ten trillion, thirteen billion, two hundred twenty-one million, three hundred twenty-seven thousand, nine hundred seventy-three".