122042343321 has 6 divisors (see below), whose sum is σ = 176283384810. Its totient is φ = 81361562208.

The previous prime is 122042343259. The next prime is 122042343323. The reversal of 122042343321 is 123343240221.

122042343321 is a `hidden beast` number, since 1 + 2 + 204 + 2 + 3 + 433 + 21 = 666.

It can be written as a sum of positive squares in only one way, i.e., 118115942400 + 3926400921 = 343680^2 + 62661^2 .

It is not a de Polignac number, because 122042343321 - 2⁷ = 122042343193 is a prime.

It is not an unprimeable number, because it can be changed into a prime (122042343323) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6780130176 + ... + 6780130193.

It is an arithmetic number, because the mean of its divisors is an integer number (29380564135).

Almost surely, 2^122042343321 is an apocalyptic number.

It is an amenable number.

122042343321 is a deficient number, since it is larger than the sum of its proper divisors (54241041489).

122042343321 is a wasteful number, since it uses less digits than its factorization.

122042343321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13560260375 (or 13560260372 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

Adding to 122042343321 its reverse (123343240221), we get a palindrome (245385583542).

The spelling of 122042343321 in words is "one hundred twenty-two billion, forty-two million, three hundred forty-three thousand, three hundred twenty-one".