230312213239 has 2 divisors, whose sum is σ = 230312213240. Its totient is φ = 230312213238.

The previous prime is 230312213203. The next prime is 230312213249. The reversal of 230312213239 is 932312213032.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 230312213239 - 2¹¹ = 230312211191 is a prime.

It is a super-2 number, since 2×230312213239² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 230312213239.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (230312213249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 115156106619 + 115156106620.

It is an arithmetic number, because the mean of its divisors is an integer number (115156106620).

Almost surely, 2^230312213239 is an apocalyptic number.

230312213239 is a deficient number, since it is larger than the sum of its proper divisors (1).

230312213239 is an equidigital number, since it uses as much as digits as its factorization.

230312213239 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11664, while the sum is 31.

The spelling of 230312213239 in words is "two hundred thirty billion, three hundred twelve million, two hundred thirteen thousand, two hundred thirty-nine".