122311322233 has 4 divisors (see below), whose sum is σ = 122674264180. Its totient is φ = 121948380288.

The previous prime is 122311322219. The next prime is 122311322251. The reversal of 122311322233 is 332223113221.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 332223113221 = 268459 ⋅1237519.

It can be written as a sum of positive squares in 2 ways, for example, as 77928630649 + 44382691584 = 279157^2 + 210672^2 .

It is a cyclic number.

It is not a de Polignac number, because 122311322233 - 2⁹ = 122311321721 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 122311322198 and 122311322207.

It is not an unprimeable number, because it can be changed into a prime (122311322333) 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, 181470468 + ... + 181471141.

It is an arithmetic number, because the mean of its divisors is an integer number (30668566045).

Almost surely, 2^122311322233 is an apocalyptic number.

It is an amenable number.

122311322233 is a deficient number, since it is larger than the sum of its proper divisors (362941947).

122311322233 is an equidigital number, since it uses as much as digits as its factorization.

122311322233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 362941946.

The product of its digits is 2592, while the sum is 25.

Adding to 122311322233 its reverse (332223113221), we get a palindrome (454534435454).

The spelling of 122311322233 in words is "one hundred twenty-two billion, three hundred eleven million, three hundred twenty-two thousand, two hundred thirty-three".