1323211320299 has 4 divisors (see below), whose sum is σ = 1443503258520. Its totient is φ = 1202919382080.

The previous prime is 1323211320253. The next prime is 1323211320397. The reversal of 1323211320299 is 9920231123231.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1323211320299 - 2²⁰ = 1323210271723 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1323211320209) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 60145969094 + ... + 60145969115.

It is an arithmetic number, because the mean of its divisors is an integer number (360875814630).

Almost surely, 2^{1323211320299} is an apocalyptic number.

1323211320299 is a deficient number, since it is larger than the sum of its proper divisors (120291938221).

1323211320299 is a wasteful number, since it uses less digits than its factorization.

1323211320299 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120291938220.

The product of its (nonzero) digits is 34992, while the sum is 38.

The spelling of 1323211320299 in words is "one trillion, three hundred twenty-three billion, two hundred eleven million, three hundred twenty thousand, two hundred ninety-nine".