321112203233 has 2 divisors, whose sum is σ = 321112203234. Its totient is φ = 321112203232.

The previous prime is 321112203179. The next prime is 321112203241. The reversal of 321112203233 is 332302211123.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 208879163089 + 112233040144 = 457033^2 + 335012^2 .

It is an emirp because it is prime and its reverse (332302211123) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 321112203233 - 2²⁰ = 321111154657 is a prime.

It is a super-2 number, since 2×321112203233² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 321112203199 and 321112203208.

It is not a weakly prime, because it can be changed into another prime (321112208233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160556101616 + 160556101617.

It is an arithmetic number, because the mean of its divisors is an integer number (160556101617).

Almost surely, 2^321112203233 is an apocalyptic number.

It is an amenable number.

321112203233 is a deficient number, since it is larger than the sum of its proper divisors (1).

321112203233 is an equidigital number, since it uses as much as digits as its factorization.

321112203233 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 321112203233 its reverse (332302211123), we get a palindrome (653414414356).

The spelling of 321112203233 in words is "three hundred twenty-one billion, one hundred twelve million, two hundred three thousand, two hundred thirty-three".