320213054999 has 2 divisors, whose sum is σ = 320213055000. Its totient is φ = 320213054998.

The previous prime is 320213054983. The next prime is 320213055017. The reversal of 320213054999 is 999450312023.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 320213054999 - 2⁴ = 320213054983 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (320213054599) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160106527499 + 160106527500.

It is an arithmetic number, because the mean of its divisors is an integer number (160106527500).

Almost surely, 2^320213054999 is an apocalyptic number.

320213054999 is a deficient number, since it is larger than the sum of its proper divisors (1).

320213054999 is an equidigital number, since it uses as much as digits as its factorization.

320213054999 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 524880, while the sum is 47.

The spelling of 320213054999 in words is "three hundred twenty billion, two hundred thirteen million, fifty-four thousand, nine hundred ninety-nine".