122332311121 has 4 divisors (see below), whose sum is σ = 122354003044. Its totient is φ = 122310619200.

The previous prime is 122332311109. The next prime is 122332311131. The reversal of 122332311121 is 121113233221.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 121113233221 = 31 ⋅3906878491.

It can be written as a sum of positive squares in 2 ways, for example, as 59311731600 + 63020579521 = 243540^2 + 251039^2 .

It is a cyclic number.

It is not a de Polignac number, because 122332311121 - 2⁹ = 122332310609 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 122332311092 and 122332311101.

It is not an unprimeable number, because it can be changed into a prime (122332311131) 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, 10837500 + ... + 10848781.

It is an arithmetic number, because the mean of its divisors is an integer number (30588500761).

Almost surely, 2^122332311121 is an apocalyptic number.

It is an amenable number.

122332311121 is a deficient number, since it is larger than the sum of its proper divisors (21691923).

122332311121 is an equidigital number, since it uses as much as digits as its factorization.

122332311121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21691922.

The product of its digits is 432, while the sum is 22.

Adding to 122332311121 its reverse (121113233221), we get a palindrome (243445544342).

The spelling of 122332311121 in words is "one hundred twenty-two billion, three hundred thirty-two million, three hundred eleven thousand, one hundred twenty-one".