234122036021 has 2 divisors, whose sum is σ = 234122036022. Its totient is φ = 234122036020.

The previous prime is 234122036017. The next prime is 234122036039. The reversal of 234122036021 is 120630221432.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 193939828996 + 40182207025 = 440386^2 + 200455^2 .

It is a cyclic number.

It is not a de Polignac number, because 234122036021 - 2² = 234122036017 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (234122036221) 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, 117061018010 + 117061018011.

It is an arithmetic number, because the mean of its divisors is an integer number (117061018011).

Almost surely, 2^234122036021 is an apocalyptic number.

It is an amenable number.

234122036021 is a deficient number, since it is larger than the sum of its proper divisors (1).

234122036021 is an equidigital number, since it uses as much as digits as its factorization.

234122036021 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3456, while the sum is 26.

Adding to 234122036021 its reverse (120630221432), we get a palindrome (354752257453).

The spelling of 234122036021 in words is "two hundred thirty-four billion, one hundred twenty-two million, thirty-six thousand, twenty-one".