122043310242 has 64 divisors (see below), whose sum is σ = 294134353920. Its totient is φ = 32978444544.

The previous prime is 122043310237. The next prime is 122043310253. The reversal of 122043310242 is 242013340221.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 344263 + ... + 602165.

It is an arithmetic number, because the mean of its divisors is an integer number (4595849280).

Almost surely, 2^122043310242 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 122043310242, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (147067176960).

122043310242 is an abundant number, since it is smaller than the sum of its proper divisors (172091043678).

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

122043310242 is a wasteful number, since it uses less digits than its factorization.

122043310242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 258527.

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 122043310242 its reverse (242013340221), we get a palindrome (364056650463).

The spelling of 122043310242 in words is "one hundred twenty-two billion, forty-three million, three hundred ten thousand, two hundred forty-two".