234212443393 has 2 divisors, whose sum is σ = 234212443394. Its totient is φ = 234212443392.

The previous prime is 234212443391. The next prime is 234212443447. The reversal of 234212443393 is 393344212432.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 185410331649 + 48802111744 = 430593^2 + 220912^2 .

It is a cyclic number.

It is not a de Polignac number, because 234212443393 - 2¹ = 234212443391 is a prime.

Together with 234212443391, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (234212443391) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 117106221696 + 117106221697.

It is an arithmetic number, because the mean of its divisors is an integer number (117106221697).

Almost surely, 2^234212443393 is an apocalyptic number.

It is an amenable number.

234212443393 is a deficient number, since it is larger than the sum of its proper divisors (1).

234212443393 is an equidigital number, since it uses as much as digits as its factorization.

234212443393 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 373248, while the sum is 40.

The spelling of 234212443393 in words is "two hundred thirty-four billion, two hundred twelve million, four hundred forty-three thousand, three hundred ninety-three".