221141223013 has 2 divisors, whose sum is σ = 221141223014. Its totient is φ = 221141223012.

The previous prime is 221141223001. The next prime is 221141223019. The reversal of 221141223013 is 310322141122.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 129443087524 + 91698135489 = 359782^2 + 302817^2 .

It is a cyclic number.

It is not a de Polignac number, because 221141223013 - 2²⁵ = 221107668581 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (221141223019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110570611506 + 110570611507.

It is an arithmetic number, because the mean of its divisors is an integer number (110570611507).

Almost surely, 2^221141223013 is an apocalyptic number.

It is an amenable number.

221141223013 is a deficient number, since it is larger than the sum of its proper divisors (1).

221141223013 is an equidigital number, since it uses as much as digits as its factorization.

221141223013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 221141223013 its reverse (310322141122), we get a palindrome (531463364135).

The spelling of 221141223013 in words is "two hundred twenty-one billion, one hundred forty-one million, two hundred twenty-three thousand, thirteen".