2723220013 has 2 divisors, whose sum is σ = 2723220014. Its totient is φ = 2723220012.

The previous prime is 2723219999. The next prime is 2723220047. The reversal of 2723220013 is 3100223272.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2695478724 + 27741289 = 51918^2 + 5267^2 .

It is a cyclic number.

It is not a de Polignac number, because 2723220013 - 2⁹ = 2723219501 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2723220053) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1361610006 + 1361610007.

It is an arithmetic number, because the mean of its divisors is an integer number (1361610007).

Almost surely, 2^2723220013 is an apocalyptic number.

It is an amenable number.

2723220013 is a deficient number, since it is larger than the sum of its proper divisors (1).

2723220013 is an equidigital number, since it uses as much as digits as its factorization.

2723220013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1008, while the sum is 22.

The square root of 2723220013 is about 52184.4805761253. The cubic root of 2723220013 is about 1396.4570300001.

Adding to 2723220013 its reverse (3100223272), we get a palindrome (5823443285).

The spelling of 2723220013 in words is "two billion, seven hundred twenty-three million, two hundred twenty thousand, thirteen".