2013323220949 has 2 divisors, whose sum is σ = 2013323220950. Its totient is φ = 2013323220948.

The previous prime is 2013323220889. The next prime is 2013323221009. The reversal of 2013323220949 is 9490223233102.

It is a balanced prime because it is at equal distance from previous prime (2013323220889) and next prime (2013323221009).

It can be written as a sum of positive squares in only one way, i.e., 2012922500625 + 400720324 = 1418775^2 + 20018^2 .

It is a cyclic number.

It is not a de Polignac number, because 2013323220949 - 2¹⁹ = 2013322696661 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2013323200949) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1006661610474 + 1006661610475.

It is an arithmetic number, because the mean of its divisors is an integer number (1006661610475).

Almost surely, 2^{2013323220949} is an apocalyptic number.

It is an amenable number.

2013323220949 is a deficient number, since it is larger than the sum of its proper divisors (1).

2013323220949 is an equidigital number, since it uses as much as digits as its factorization.

2013323220949 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 139968, while the sum is 40.

The spelling of 2013323220949 in words is "two trillion, thirteen billion, three hundred twenty-three million, two hundred twenty thousand, nine hundred forty-nine".