211313103233 has 4 divisors (see below), whose sum is σ = 211769503488. Its totient is φ = 210856702980.

The previous prime is 211313103203. The next prime is 211313103251. The reversal of 211313103233 is 332301313112.

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 211313103233 - 2²⁸ = 211044667777 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 211313103199 and 211313103208.

It is not an unprimeable number, because it can be changed into a prime (211313103203) 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, 228199433 + ... + 228200358.

It is an arithmetic number, because the mean of its divisors is an integer number (52942375872).

Almost surely, 2^211313103233 is an apocalyptic number.

It is an amenable number.

211313103233 is a deficient number, since it is larger than the sum of its proper divisors (456400255).

211313103233 is an equidigital number, since it uses as much as digits as its factorization.

211313103233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 456400254.

The product of its (nonzero) digits is 972, while the sum is 23.

Adding to 211313103233 its reverse (332301313112), we get a palindrome (543614416345).

The spelling of 211313103233 in words is "two hundred eleven billion, three hundred thirteen million, one hundred three thousand, two hundred thirty-three".