2101324013 has 2 divisors, whose sum is σ = 2101324014. Its totient is φ = 2101324012.

The previous prime is 2101323989. The next prime is 2101324033. The reversal of 2101324013 is 3104231012.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1205339524 + 895984489 = 34718^2 + 29933^2 .

It is a cyclic number.

It is not a de Polignac number, because 2101324013 - 2⁶ = 2101323949 is a prime.

It is a super-2 number, since 2×2101324013² = 8831125215220848338, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2101323982 and 2101324000.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2101324033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1050662006 + 1050662007.

It is an arithmetic number, because the mean of its divisors is an integer number (1050662007).

Almost surely, 2^2101324013 is an apocalyptic number.

It is an amenable number.

2101324013 is a deficient number, since it is larger than the sum of its proper divisors (1).

2101324013 is an equidigital number, since it uses as much as digits as its factorization.

2101324013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 2101324013 is about 45840.2008394379. The cubic root of 2101324013 is about 1280.8482359809.

Adding to 2101324013 its reverse (3104231012), we get a palindrome (5205555025).

The spelling of 2101324013 in words is "two billion, one hundred one million, three hundred twenty-four thousand, thirteen".