122510216 has 16 divisors (see below), whose sum is σ = 232943040. Its totient is φ = 60392080.

The previous prime is 122510209. The next prime is 122510231. The reversal of 122510216 is 612015221.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 107276 + ... + 108411.

It is an arithmetic number, because the mean of its divisors is an integer number (14558940).

Almost surely, 2^122510216 is an apocalyptic number.

It is an amenable number.

122510216 is a deficient number, since it is larger than the sum of its proper divisors (110432824).

122510216 is a wasteful number, since it uses less digits than its factorization.

122510216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 215764 (or 215760 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 20.

The square root of 122510216 is about 11068.4333128045. The cubic root of 122510216 is about 496.6579998388.

Adding to 122510216 its reverse (612015221), we get a palindrome (734525437).

The spelling of 122510216 in words is "one hundred twenty-two million, five hundred ten thousand, two hundred sixteen".