434240310121 has 2 divisors, whose sum is σ = 434240310122. Its totient is φ = 434240310120.

The previous prime is 434240310061. The next prime is 434240310143. The reversal of 434240310121 is 121013042434.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 404828060121 + 29412250000 = 636261^2 + 171500^2 .

It is a cyclic number.

It is not a de Polignac number, because 434240310121 - 2²⁹ = 433703439209 is a prime.

It is not a weakly prime, because it can be changed into another prime (434240314121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 217120155060 + 217120155061.

It is an arithmetic number, because the mean of its divisors is an integer number (217120155061).

Almost surely, 2^434240310121 is an apocalyptic number.

It is an amenable number.

434240310121 is a deficient number, since it is larger than the sum of its proper divisors (1).

434240310121 is an equidigital number, since it uses as much as digits as its factorization.

434240310121 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 434240310121 its reverse (121013042434), we get a palindrome (555253352555).

The spelling of 434240310121 in words is "four hundred thirty-four billion, two hundred forty million, three hundred ten thousand, one hundred twenty-one".