244421101 has 2 divisors, whose sum is σ = 244421102. Its totient is φ = 244421100.

The previous prime is 244421071. The next prime is 244421113. The reversal of 244421101 is 101124442.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 132273001 + 112148100 = 11501^2 + 10590^2 .

It is a cyclic number.

It is not a de Polignac number, because 244421101 - 2¹¹ = 244419053 is a prime.

It is a super-2 number, since 2×244421101² = 119483349228104402, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (244421171) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122210550 + 122210551.

It is an arithmetic number, because the mean of its divisors is an integer number (122210551).

Almost surely, 2^244421101 is an apocalyptic number.

It is an amenable number.

244421101 is a deficient number, since it is larger than the sum of its proper divisors (1).

244421101 is an equidigital number, since it uses as much as digits as its factorization.

244421101 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 256, while the sum is 19.

The square root of 244421101 is about 15633.9726557264. The cubic root of 244421101 is about 625.2392479250.

Adding to 244421101 its reverse (101124442), we get a palindrome (345545543).

The spelling of 244421101 in words is "two hundred forty-four million, four hundred twenty-one thousand, one hundred one".