244232101220209 has 2 divisors, whose sum is σ = 244232101220210. Its totient is φ = 244232101220208.

The previous prime is 244232101220189. The next prime is 244232101220297. The reversal of 244232101220209 is 902022101232442.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 236660440947984 + 7571660272225 = 15383772^2 + 2751665^2 .

It is a cyclic number.

It is not a de Polignac number, because 244232101220209 - 2¹⁵ = 244232101187441 is a prime.

It is not a weakly prime, because it can be changed into another prime (244232101290209) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122116050610104 + 122116050610105.

It is an arithmetic number, because the mean of its divisors is an integer number (122116050610105).

Almost surely, 2^{244232101220209} is an apocalyptic number.

It is an amenable number.

244232101220209 is a deficient number, since it is larger than the sum of its proper divisors (1).

244232101220209 is an equidigital number, since it uses as much as digits as its factorization.

244232101220209 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 27648, while the sum is 34.

The spelling of 244232101220209 in words is "two hundred forty-four trillion, two hundred thirty-two billion, one hundred one million, two hundred twenty thousand, two hundred nine".