233112322211 has 4 divisors (see below), whose sum is σ = 243247640592. Its totient is φ = 222977003832.

The previous prime is 233112322193. The next prime is 233112322217. The reversal of 233112322211 is 112223211332.

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 233112322211 - 2²⁶ = 233045213347 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (23), and also a Moran number because the ratio is a prime number: 10135318357 = 233112322211 / (2 + 3 + 3 + 1 + 1 + 2 + 3 + 2 + 2 + 2 + 1 + 1).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (233112322217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5067659156 + ... + 5067659201.

It is an arithmetic number, because the mean of its divisors is an integer number (60811910148).

Almost surely, 2^233112322211 is an apocalyptic number.

233112322211 is a deficient number, since it is larger than the sum of its proper divisors (10135318381).

233112322211 is a wasteful number, since it uses less digits than its factorization.

233112322211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10135318380.

The product of its digits is 864, while the sum is 23.

Adding to 233112322211 its reverse (112223211332), we get a palindrome (345335533543).

The spelling of 233112322211 in words is "two hundred thirty-three billion, one hundred twelve million, three hundred twenty-two thousand, two hundred eleven".