113023243244221 has 2 divisors, whose sum is σ = 113023243244222. Its totient is φ = 113023243244220.

The previous prime is 113023243244209. The next prime is 113023243244257. The reversal of 113023243244221 is 122442342320311.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 83861839227321 + 29161404016900 = 9157611^2 + 5400130^2 .

It is a cyclic number.

It is not a de Polignac number, because 113023243244221 - 2¹⁵ = 113023243211453 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (113023243284221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56511621622110 + 56511621622111.

It is an arithmetic number, because the mean of its divisors is an integer number (56511621622111).

Almost surely, 2^{113023243244221} is an apocalyptic number.

It is an amenable number.

113023243244221 is a deficient number, since it is larger than the sum of its proper divisors (1).

113023243244221 is an equidigital number, since it uses as much as digits as its factorization.

113023243244221 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 55296, while the sum is 34.

Adding to 113023243244221 its reverse (122442342320311), we get a palindrome (235465585564532).

The spelling of 113023243244221 in words is "one hundred thirteen trillion, twenty-three billion, two hundred forty-three million, two hundred forty-four thousand, two hundred twenty-one".