212202330239 has 2 divisors, whose sum is σ = 212202330240. Its totient is φ = 212202330238.

The previous prime is 212202330217. The next prime is 212202330293. The reversal of 212202330239 is 932033202212.

It is a happy number.

Together with next prime (212202330293) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 212202330239 - 2¹² = 212202326143 is a prime.

It is a super-2 number, since 2×212202330239² (a number of 23 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (212202330209) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106101165119 + 106101165120.

It is an arithmetic number, because the mean of its divisors is an integer number (106101165120).

Almost surely, 2^212202330239 is an apocalyptic number.

212202330239 is a deficient number, since it is larger than the sum of its proper divisors (1).

212202330239 is an equidigital number, since it uses as much as digits as its factorization.

212202330239 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7776, while the sum is 29.

The spelling of 212202330239 in words is "two hundred twelve billion, two hundred two million, three hundred thirty thousand, two hundred thirty-nine".