122313144222506 has 16 divisors (see below), whose sum is σ = 194293738134720. Its totient is φ = 57549738383040.

The previous prime is 122313144222497. The next prime is 122313144222539. The reversal of 122313144222506 is 605222441313221.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 122313144222506.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 293173166 + ... + 293590073.

It is an arithmetic number, because the mean of its divisors is an integer number (12143358633420).

Almost surely, 2^{122313144222506} is an apocalyptic number.

122313144222506 is a deficient number, since it is larger than the sum of its proper divisors (71980593912214).

122313144222506 is a wasteful number, since it uses less digits than its factorization.

122313144222506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 586769389.

The product of its (nonzero) digits is 138240, while the sum is 38.

Adding to 122313144222506 its reverse (605222441313221), we get a palindrome (727535585535727).

The spelling of 122313144222506 in words is "one hundred twenty-two trillion, three hundred thirteen billion, one hundred forty-four million, two hundred twenty-two thousand, five hundred six".