212124024239 has 2 divisors, whose sum is σ = 212124024240. Its totient is φ = 212124024238.

The previous prime is 212124024221. The next prime is 212124024241. The reversal of 212124024239 is 932420421212.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 212124024239 - 2⁸ = 212124023983 is a prime.

Together with 212124024241, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (212124324239) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106062012119 + 106062012120.

It is an arithmetic number, because the mean of its divisors is an integer number (106062012120).

Almost surely, 2^212124024239 is an apocalyptic number.

212124024239 is a deficient number, since it is larger than the sum of its proper divisors (1).

212124024239 is an equidigital number, since it uses as much as digits as its factorization.

212124024239 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13824, while the sum is 32.

The spelling of 212124024239 in words is "two hundred twelve billion, one hundred twenty-four million, twenty-four thousand, two hundred thirty-nine".