122335255242 has 24 divisors (see below), whose sum is σ = 265084843140. Its totient is φ = 40774553280.

The previous prime is 122335255241. The next prime is 122335255283. The reversal of 122335255242 is 242552533221.

It is a happy number.

122335255242 is a `hidden beast` number, since 1 + 22 + 33 + 52 + 552 + 4 + 2 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 98947364481 + 23387890761 = 314559^2 + 152931^2 .

It is a junction number, because it is equal to n+sod(n) for n = 122335255197 and 122335255206.

It is not an unprimeable number, because it can be changed into a prime (122335255241) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 123609 + ... + 509852.

Almost surely, 2^122335255242 is an apocalyptic number.

122335255242 is an abundant number, since it is smaller than the sum of its proper divisors (142749587898).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

122335255242 is a wasteful number, since it uses less digits than its factorization.

122335255242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 644198 (or 644195 counting only the distinct ones).

The product of its digits is 144000, while the sum is 36.

Adding to 122335255242 its reverse (242552533221), we get a palindrome (364887788463).

The spelling of 122335255242 in words is "one hundred twenty-two billion, three hundred thirty-five million, two hundred fifty-five thousand, two hundred forty-two".