212430323860999 has 2 divisors, whose sum is σ = 212430323861000. Its totient is φ = 212430323860998.

The previous prime is 212430323860961. The next prime is 212430323861009. The reversal of 212430323860999 is 999068323034212.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 212430323860999 - 2¹⁹ = 212430323336711 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (212430323864999) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106215161930499 + 106215161930500.

It is an arithmetic number, because the mean of its divisors is an integer number (106215161930500).

Almost surely, 2^{212430323860999} is an apocalyptic number.

212430323860999 is a deficient number, since it is larger than the sum of its proper divisors (1).

212430323860999 is an equidigital number, since it uses as much as digits as its factorization.

212430323860999 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 30233088, while the sum is 61.

The spelling of 212430323860999 in words is "two hundred twelve trillion, four hundred thirty billion, three hundred twenty-three million, eight hundred sixty thousand, nine hundred ninety-nine".