244132012121 has 2 divisors, whose sum is σ = 244132012122. Its totient is φ = 244132012120.

The previous prime is 244132012039. The next prime is 244132012123. The reversal of 244132012121 is 121210231442.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 156708306496 + 87423705625 = 395864^2 + 295675^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-244132012121 is a prime.

Together with 244132012123, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (244132012123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122066006060 + 122066006061.

It is an arithmetic number, because the mean of its divisors is an integer number (122066006061).

Almost surely, 2^244132012121 is an apocalyptic number.

It is an amenable number.

244132012121 is a deficient number, since it is larger than the sum of its proper divisors (1).

244132012121 is an equidigital number, since it uses as much as digits as its factorization.

244132012121 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 768, while the sum is 23.

Adding to 244132012121 its reverse (121210231442), we get a palindrome (365342243563).

The spelling of 244132012121 in words is "two hundred forty-four billion, one hundred thirty-two million, twelve thousand, one hundred twenty-one".