244242130129 has 2 divisors, whose sum is σ = 244242130130. Its totient is φ = 244242130128.

The previous prime is 244242130117. The next prime is 244242130169. The reversal of 244242130129 is 921031242442.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 215087250625 + 29154879504 = 463775^2 + 170748^2 .

It is a cyclic number.

It is not a de Polignac number, because 244242130129 - 2⁷ = 244242130001 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 244242130094 and 244242130103.

It is not a weakly prime, because it can be changed into another prime (244242130169) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122121065064 + 122121065065.

It is an arithmetic number, because the mean of its divisors is an integer number (122121065065).

Almost surely, 2^244242130129 is an apocalyptic number.

It is an amenable number.

244242130129 is a deficient number, since it is larger than the sum of its proper divisors (1).

244242130129 is an equidigital number, since it uses as much as digits as its factorization.

244242130129 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 244242130129 in words is "two hundred forty-four billion, two hundred forty-two million, one hundred thirty thousand, one hundred twenty-nine".