100013323321 has 2 divisors, whose sum is σ = 100013323322. Its totient is φ = 100013323320.

The previous prime is 100013323313. The next prime is 100013323331. The reversal of 100013323321 is 123323310001.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 61212202921 + 38801120400 = 247411^2 + 196980^2 .

It is a cyclic number.

It is not a de Polignac number, because 100013323321 - 2³ = 100013323313 is a prime.

It is not a weakly prime, because it can be changed into another prime (100013323301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50006661660 + 50006661661.

It is an arithmetic number, because the mean of its divisors is an integer number (50006661661).

Almost surely, 2^100013323321 is an apocalyptic number.

It is an amenable number.

100013323321 is a deficient number, since it is larger than the sum of its proper divisors (1).

100013323321 is an equidigital number, since it uses as much as digits as its factorization.

100013323321 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 324, while the sum is 19.

Adding to 100013323321 its reverse (123323310001), we get a palindrome (223336633322).

The spelling of 100013323321 in words is "one hundred billion, thirteen million, three hundred twenty-three thousand, three hundred twenty-one".