123213222230999 has 2 divisors, whose sum is σ = 123213222231000. Its totient is φ = 123213222230998.

The previous prime is 123213222230953. The next prime is 123213222231079. The reversal of 123213222230999 is 999032222312321.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-123213222230999 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (123213222230909) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61606611115499 + 61606611115500.

It is an arithmetic number, because the mean of its divisors is an integer number (61606611115500).

Almost surely, 2^{123213222230999} is an apocalyptic number.

123213222230999 is a deficient number, since it is larger than the sum of its proper divisors (1).

123213222230999 is an equidigital number, since it uses as much as digits as its factorization.

123213222230999 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1259712, while the sum is 50.

The spelling of 123213222230999 in words is "one hundred twenty-three trillion, two hundred thirteen billion, two hundred twenty-two million, two hundred thirty thousand, nine hundred ninety-nine".