234332013121 has 4 divisors (see below), whose sum is σ = 237542040772. Its totient is φ = 231121985472.

The previous prime is 234332013049. The next prime is 234332013151. The reversal of 234332013121 is 121310233432.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 65933400625 + 168398612496 = 256775^2 + 410364^2 .

It is a cyclic number.

It is not a de Polignac number, because 234332013121 - 2²⁷ = 234197795393 is a prime.

It is a super-2 number, since 2×234332013121² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (234332013151) 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 in 3 ways as a sum of consecutive naturals, for example, 1605013716 + ... + 1605013861.

It is an arithmetic number, because the mean of its divisors is an integer number (59385510193).

Almost surely, 2^234332013121 is an apocalyptic number.

It is an amenable number.

234332013121 is a deficient number, since it is larger than the sum of its proper divisors (3210027651).

234332013121 is an equidigital number, since it uses as much as digits as its factorization.

234332013121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3210027650.

The product of its (nonzero) digits is 2592, while the sum is 25.

Adding to 234332013121 its reverse (121310233432), we get a palindrome (355642246553).

The spelling of 234332013121 in words is "two hundred thirty-four billion, three hundred thirty-two million, thirteen thousand, one hundred twenty-one".