2044222013 has 2 divisors, whose sum is σ = 2044222014. Its totient is φ = 2044222012.

The previous prime is 2044222007. The next prime is 2044222049. The reversal of 2044222013 is 3102224402.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1398909604 + 645312409 = 37402^2 + 25403^2 .

It is a cyclic number.

It is not a de Polignac number, because 2044222013 - 2²² = 2040027709 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2044221013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1022111006 + 1022111007.

It is an arithmetic number, because the mean of its divisors is an integer number (1022111007).

Almost surely, 2^2044222013 is an apocalyptic number.

It is an amenable number.

2044222013 is a deficient number, since it is larger than the sum of its proper divisors (1).

2044222013 is an equidigital number, since it uses as much as digits as its factorization.

2044222013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 2044222013 is about 45213.0734743835. The cubic root of 2044222013 is about 1269.1394780291.

Adding to 2044222013 its reverse (3102224402), we get a palindrome (5146446415).

The spelling of 2044222013 in words is "two billion, forty-four million, two hundred twenty-two thousand, thirteen".