122404243222 has 4 divisors (see below), whose sum is σ = 183606364836. Its totient is φ = 61202121610.

The previous prime is 122404243187. The next prime is 122404243249. The reversal of 122404243222 is 222342404221.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 222342404221 = 7 ⋅31763200603.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30601060804 + ... + 30601060807.

It is an arithmetic number, because the mean of its divisors is an integer number (45901591209).

Almost surely, 2^122404243222 is an apocalyptic number.

122404243222 is a deficient number, since it is larger than the sum of its proper divisors (61202121614).

122404243222 is an equidigital number, since it uses as much as digits as its factorization.

122404243222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61202121613.

The product of its (nonzero) digits is 12288, while the sum is 28.

Adding to 122404243222 its reverse (222342404221), we get a palindrome (344746647443).

The spelling of 122404243222 in words is "one hundred twenty-two billion, four hundred four million, two hundred forty-three thousand, two hundred twenty-two".