212323259 has 2 divisors, whose sum is σ = 212323260. Its totient is φ = 212323258.

The previous prime is 212323229. The next prime is 212323261. The reversal of 212323259 is 952323212.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 212323259 - 2¹⁶ = 212257723 is a prime.

Together with 212323261, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (212323219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106161629 + 106161630.

It is an arithmetic number, because the mean of its divisors is an integer number (106161630).

Almost surely, 2^212323259 is an apocalyptic number.

212323259 is a deficient number, since it is larger than the sum of its proper divisors (1).

212323259 is an equidigital number, since it uses as much as digits as its factorization.

212323259 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6480, while the sum is 29.

The square root of 212323259 is about 14571.3163097916. The cubic root of 212323259 is about 596.5761089673.

The spelling of 212323259 in words is "two hundred twelve million, three hundred twenty-three thousand, two hundred fifty-nine".