323111221210223 has 4 divisors (see below), whose sum is σ = 323135869268280. Its totient is φ = 323086573152168.

The previous prime is 323111221210189. The next prime is 323111221210273. The reversal of 323111221210223 is 322012122111323.

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 323111221210223 - 2¹⁰ = 323111221209199 is a prime.

It is a super-2 number, since 2×323111221210223² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 323111221210192 and 323111221210201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (323111221210273) 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, 12324009365 + ... + 12324035582.

It is an arithmetic number, because the mean of its divisors is an integer number (80783967317070).

Almost surely, 2^{323111221210223} is an apocalyptic number.

323111221210223 is a deficient number, since it is larger than the sum of its proper divisors (24648058057).

323111221210223 is a wasteful number, since it uses less digits than its factorization.

323111221210223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24648058056.

The product of its (nonzero) digits is 1728, while the sum is 26.

Adding to 323111221210223 its reverse (322012122111323), we get a palindrome (645123343321546).

The spelling of 323111221210223 in words is "three hundred twenty-three trillion, one hundred eleven billion, two hundred twenty-one million, two hundred ten thousand, two hundred twenty-three".