122331424144242 has 32 divisors (see below), whose sum is σ = 245146071801600. Its totient is φ = 40696605797888.

The previous prime is 122331424144211. The next prime is 122331424144249. The reversal of 122331424144242 is 242441424133221.

It is a self number, because there is not a number n which added to its sum of digits gives 122331424144242.

It is not an unprimeable number, because it can be changed into a prime (122331424144249) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 459484759 + ... + 459750917.

It is an arithmetic number, because the mean of its divisors is an integer number (7660814743800).

Almost surely, 2^{122331424144242} is an apocalyptic number.

122331424144242 is an abundant number, since it is smaller than the sum of its proper divisors (122814647657358).

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

122331424144242 is a wasteful number, since it uses less digits than its factorization.

122331424144242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 417170.

The product of its digits is 294912, while the sum is 39.

Adding to 122331424144242 its reverse (242441424133221), we get a palindrome (364772848277463).

The spelling of 122331424144242 in words is "one hundred twenty-two trillion, three hundred thirty-one billion, four hundred twenty-four million, one hundred forty-four thousand, two hundred forty-two".