2044021203313 has 2 divisors, whose sum is σ = 2044021203314. Its totient is φ = 2044021203312.

The previous prime is 2044021203247. The next prime is 2044021203317. The reversal of 2044021203313 is 3133021204402.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1180725638544 + 863295564769 = 1086612^2 + 929137^2 .

It is a cyclic number.

It is not a de Polignac number, because 2044021203313 - 2⁹ = 2044021202801 is a prime.

It is not a weakly prime, because it can be changed into another prime (2044021203317) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1022010601656 + 1022010601657.

It is an arithmetic number, because the mean of its divisors is an integer number (1022010601657).

Almost surely, 2^{2044021203313} is an apocalyptic number.

It is an amenable number.

2044021203313 is a deficient number, since it is larger than the sum of its proper divisors (1).

2044021203313 is an equidigital number, since it uses as much as digits as its factorization.

2044021203313 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 2044021203313 its reverse (3133021204402), we get a palindrome (5177042407715).

The spelling of 2044021203313 in words is "two trillion, forty-four billion, twenty-one million, two hundred three thousand, three hundred thirteen".