213120000239 has 2 divisors, whose sum is σ = 213120000240. Its totient is φ = 213120000238.

The previous prime is 213120000211. The next prime is 213120000257. The reversal of 213120000239 is 932000021312.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-213120000239 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (213120000539) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106560000119 + 106560000120.

It is an arithmetic number, because the mean of its divisors is an integer number (106560000120).

Almost surely, 2^213120000239 is an apocalyptic number.

213120000239 is a deficient number, since it is larger than the sum of its proper divisors (1).

213120000239 is an equidigital number, since it uses as much as digits as its factorization.

213120000239 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 648, while the sum is 23.

The spelling of 213120000239 in words is "two hundred thirteen billion, one hundred twenty million, two hundred thirty-nine", and thus it is an aban number.