323221212023 has 4 divisors (see below), whose sum is σ = 325204164408. Its totient is φ = 321238259640.

The previous prime is 323221212019. The next prime is 323221212031. The reversal of 323221212023 is 320212122323.

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 323221212023 - 2² = 323221212019 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 323221212023.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (323221214023) 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, 991475948 + ... + 991476273.

It is an arithmetic number, because the mean of its divisors is an integer number (81301041102).

Almost surely, 2^323221212023 is an apocalyptic number.

323221212023 is a deficient number, since it is larger than the sum of its proper divisors (1982952385).

323221212023 is a wasteful number, since it uses less digits than its factorization.

323221212023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1982952384.

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 323221212023 its reverse (320212122323), we get a palindrome (643433334346).

The spelling of 323221212023 in words is "three hundred twenty-three billion, two hundred twenty-one million, two hundred twelve thousand, twenty-three".