234122405261 has 2 divisors, whose sum is σ = 234122405262. Its totient is φ = 234122405260.

The previous prime is 234122405221. The next prime is 234122405263. The reversal of 234122405261 is 162504221432.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 220341054025 + 13781351236 = 469405^2 + 117394^2 .

It is a cyclic number.

It is not a de Polignac number, because 234122405261 - 2¹⁸ = 234122143117 is a prime.

Together with 234122405263, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (234122405263) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 117061202630 + 117061202631.

It is an arithmetic number, because the mean of its divisors is an integer number (117061202631).

Almost surely, 2^234122405261 is an apocalyptic number.

It is an amenable number.

234122405261 is a deficient number, since it is larger than the sum of its proper divisors (1).

234122405261 is an equidigital number, since it uses as much as digits as its factorization.

234122405261 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 23040, while the sum is 32.

Adding to 234122405261 its reverse (162504221432), we get a palindrome (396626626693).

The spelling of 234122405261 in words is "two hundred thirty-four billion, one hundred twenty-two million, four hundred five thousand, two hundred sixty-one".