223211210233 has 4 divisors (see below), whose sum is σ = 243503138448. Its totient is φ = 202919282020.

The previous prime is 223211210231. The next prime is 223211210249. The reversal of 223211210233 is 332012112322.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 223211210233 - 2¹ = 223211210231 is a prime.

It is a super-3 number, since 3×223211210233³ (a number of 35 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (223211210231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10145964091 + ... + 10145964112.

It is an arithmetic number, because the mean of its divisors is an integer number (60875784612).

Almost surely, 2^223211210233 is an apocalyptic number.

It is an amenable number.

223211210233 is a deficient number, since it is larger than the sum of its proper divisors (20291928215).

223211210233 is a wasteful number, since it uses less digits than its factorization.

223211210233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20291928214.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 223211210233 its reverse (332012112322), we get a palindrome (555223322555).

The spelling of 223211210233 in words is "two hundred twenty-three billion, two hundred eleven million, two hundred ten thousand, two hundred thirty-three".