234433240121 has 2 divisors, whose sum is σ = 234433240122. Its totient is φ = 234433240120.

The previous prime is 234433240109. The next prime is 234433240163. The reversal of 234433240121 is 121042334432.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 216235230121 + 18198010000 = 465011^2 + 134900^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-234433240121 is a prime.

It is not a weakly prime, because it can be changed into another prime (234433440121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 117216620060 + 117216620061.

It is an arithmetic number, because the mean of its divisors is an integer number (117216620061).

Almost surely, 2^234433240121 is an apocalyptic number.

It is an amenable number.

234433240121 is a deficient number, since it is larger than the sum of its proper divisors (1).

234433240121 is an equidigital number, since it uses as much as digits as its factorization.

234433240121 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13824, while the sum is 29.

Adding to 234433240121 its reverse (121042334432), we get a palindrome (355475574553).

The spelling of 234433240121 in words is "two hundred thirty-four billion, four hundred thirty-three million, two hundred forty thousand, one hundred twenty-one".