234002404121 has 2 divisors, whose sum is σ = 234002404122. Its totient is φ = 234002404120.

The previous prime is 234002404079. The next prime is 234002404183. The reversal of 234002404121 is 121404200432.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 161539686400 + 72462717721 = 401920^2 + 269189^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-234002404121 is a prime.

It is not a weakly prime, because it can be changed into another prime (234002404021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 117001202060 + 117001202061.

It is an arithmetic number, because the mean of its divisors is an integer number (117001202061).

Almost surely, 2^234002404121 is an apocalyptic number.

It is an amenable number.

234002404121 is a deficient number, since it is larger than the sum of its proper divisors (1).

234002404121 is an equidigital number, since it uses as much as digits as its factorization.

234002404121 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 234002404121 its reverse (121404200432), we get a palindrome (355406604553).

The spelling of 234002404121 in words is "two hundred thirty-four billion, two million, four hundred four thousand, one hundred twenty-one".