244233102221 has 2 divisors, whose sum is σ = 244233102222. Its totient is φ = 244233102220.

The previous prime is 244233102133. The next prime is 244233102229. The reversal of 244233102221 is 122201332442.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 214127382121 + 30105720100 = 462739^2 + 173510^2 .

It is a cyclic number.

It is not a de Polignac number, because 244233102221 - 2³⁰ = 243159360397 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (244233102229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122116551110 + 122116551111.

It is an arithmetic number, because the mean of its divisors is an integer number (122116551111).

Almost surely, 2^244233102221 is an apocalyptic number.

It is an amenable number.

244233102221 is a deficient number, since it is larger than the sum of its proper divisors (1).

244233102221 is an equidigital number, since it uses as much as digits as its factorization.

244233102221 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4608, while the sum is 26.

Adding to 244233102221 its reverse (122201332442), we get a palindrome (366434434663).

The spelling of 244233102221 in words is "two hundred forty-four billion, two hundred thirty-three million, one hundred two thousand, two hundred twenty-one".