2002244266481 has 2 divisors, whose sum is σ = 2002244266482. Its totient is φ = 2002244266480.

The previous prime is 2002244266427. The next prime is 2002244266487. The reversal of 2002244266481 is 1846624422002.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1877423376481 + 124820890000 = 1370191^2 + 353300^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2002244266481 is a prime.

It is a super-2 number, since 2×2002244266481² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2002244266487) 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, 1001122133240 + 1001122133241.

It is an arithmetic number, because the mean of its divisors is an integer number (1001122133241).

Almost surely, 2^{2002244266481} is an apocalyptic number.

It is an amenable number.

2002244266481 is a deficient number, since it is larger than the sum of its proper divisors (1).

2002244266481 is an equidigital number, since it uses as much as digits as its factorization.

2002244266481 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 294912, while the sum is 41.

Adding to 2002244266481 its reverse (1846624422002), we get a palindrome (3848868688483).

The spelling of 2002244266481 in words is "two trillion, two billion, two hundred forty-four million, two hundred sixty-six thousand, four hundred eighty-one".