122340321 has 8 divisors (see below), whose sum is σ = 181244960. Its totient is φ = 81560196.

The previous prime is 122340311. The next prime is 122340341. The reversal of 122340321 is 123043221.

122340321 is a `hidden beast` number, since 1 + 2 + 2 + 340 + 321 = 666.

It is not a de Polignac number, because 122340321 - 2⁹ = 122339809 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 122340294 and 122340303.

It is not an unprimeable number, because it can be changed into a prime (122340311) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2265535 + ... + 2265588.

It is an arithmetic number, because the mean of its divisors is an integer number (22655620).

Almost surely, 2^122340321 is an apocalyptic number.

It is an amenable number.

122340321 is a deficient number, since it is larger than the sum of its proper divisors (58904639).

122340321 is an equidigital number, since it uses as much as digits as its factorization.

122340321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4531132 (or 4531126 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 122340321 is about 11060.7558964114. The cubic root of 122340321 is about 496.4283081196.

Adding to 122340321 its reverse (123043221), we get a palindrome (245383542).

The spelling of 122340321 in words is "one hundred twenty-two million, three hundred forty thousand, three hundred twenty-one".