212320229999 has 2 divisors, whose sum is σ = 212320230000. Its totient is φ = 212320229998.

The previous prime is 212320229983. The next prime is 212320230079. The reversal of 212320229999 is 999922023212.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 212320229999 - 2⁴ = 212320229983 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (212320229909) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106160114999 + 106160115000.

It is an arithmetic number, because the mean of its divisors is an integer number (106160115000).

Almost surely, 2^212320229999 is an apocalyptic number.

212320229999 is a deficient number, since it is larger than the sum of its proper divisors (1).

212320229999 is an equidigital number, since it uses as much as digits as its factorization.

212320229999 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 629856, while the sum is 50.

The spelling of 212320229999 in words is "two hundred twelve billion, three hundred twenty million, two hundred twenty-nine thousand, nine hundred ninety-nine".