122342312 has 8 divisors (see below), whose sum is σ = 229391850. Its totient is φ = 61171152.

The previous prime is 122342309. The next prime is 122342321. The reversal of 122342312 is 213243221.

It can be written as a sum of positive squares in only one way, i.e., 92813956 + 29528356 = 9634^2 + 5434^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7646387 + ... + 7646402.

Almost surely, 2^122342312 is an apocalyptic number.

It is an amenable number.

122342312 is a deficient number, since it is larger than the sum of its proper divisors (107049538).

122342312 is a wasteful number, since it uses less digits than its factorization.

122342312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15292795 (or 15292791 counting only the distinct ones).

The product of its digits is 576, while the sum is 20.

The square root of 122342312 is about 11060.8458989356. The cubic root of 122342312 is about 496.4310011085.

Adding to 122342312 its reverse (213243221), we get a palindrome (335585533).

Subtracting 122342312 from its reverse (213243221), we obtain a palindrome (90900909).

The spelling of 122342312 in words is "one hundred twenty-two million, three hundred forty-two thousand, three hundred twelve".