13233154220999 has 2 divisors, whose sum is σ = 13233154221000. Its totient is φ = 13233154220998.

The previous prime is 13233154220977. The next prime is 13233154221029. The reversal of 13233154220999 is 99902245133231.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 13233154220999 - 2¹² = 13233154216903 is a prime.

It is a Sophie Germain prime.

It is a self number, because there is not a number n which added to its sum of digits gives 13233154220999.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13233154220969) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6616577110499 + 6616577110500.

It is an arithmetic number, because the mean of its divisors is an integer number (6616577110500).

Almost surely, 2^{13233154220999} is an apocalyptic number.

13233154220999 is a deficient number, since it is larger than the sum of its proper divisors (1).

13233154220999 is an equidigital number, since it uses as much as digits as its factorization.

13233154220999 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3149280, while the sum is 53.

The spelling of 13233154220999 in words is "thirteen trillion, two hundred thirty-three billion, one hundred fifty-four million, two hundred twenty thousand, nine hundred ninety-nine".