221044141013 has 2 divisors, whose sum is σ = 221044141014. Its totient is φ = 221044141012.

The previous prime is 221044140973. The next prime is 221044141081. The reversal of 221044141013 is 310141440122.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 163068169489 + 57975971524 = 403817^2 + 240782^2 .

It is a cyclic number.

It is not a de Polignac number, because 221044141013 - 2¹⁰ = 221044139989 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 221044141013.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (221044141093) 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, 110522070506 + 110522070507.

It is an arithmetic number, because the mean of its divisors is an integer number (110522070507).

Almost surely, 2^221044141013 is an apocalyptic number.

It is an amenable number.

221044141013 is a deficient number, since it is larger than the sum of its proper divisors (1).

221044141013 is an equidigital number, since it uses as much as digits as its factorization.

221044141013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 768, while the sum is 23.

Adding to 221044141013 its reverse (310141440122), we get a palindrome (531185581135).

The spelling of 221044141013 in words is "two hundred twenty-one billion, forty-four million, one hundred forty-one thousand, thirteen".