122315143242244 has 48 divisors (see below), whose sum is σ = 218635761783600. Its totient is φ = 59861489965056.

The previous prime is 122315143242241. The next prime is 122315143242263. The reversal of 122315143242244 is 442242341513221.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 69216348100 + 122245926894144 = 263090^2 + 11056488^2 .

It is a junction number, because it is equal to n+sod(n) for n = 122315143242197 and 122315143242206.

It is not an unprimeable number, because it can be changed into a prime (122315143242241) 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, 35438802 + ... + 38736790.

It is an arithmetic number, because the mean of its divisors is an integer number (4554911703825).

Almost surely, 2^{122315143242244} is an apocalyptic number.

It is an amenable number.

122315143242244 is a deficient number, since it is larger than the sum of its proper divisors (96320618541356).

122315143242244 is a wasteful number, since it uses less digits than its factorization.

122315143242244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3299032 (or 3299030 counting only the distinct ones).

The product of its digits is 368640, while the sum is 40.

Adding to 122315143242244 its reverse (442242341513221), we get a palindrome (564557484755465).

The spelling of 122315143242244 in words is "one hundred twenty-two trillion, three hundred fifteen billion, one hundred forty-three million, two hundred forty-two thousand, two hundred forty-four".