5122215212 has 24 divisors (see below), whose sum is σ = 9189276096. Its totient is φ = 2496927888.

The previous prime is 5122215211. The next prime is 5122215227. The reversal of 5122215212 is 2125122215.

It is not an unprimeable number, because it can be changed into a prime (5122215211) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 66863 + ... + 121305.

It is an arithmetic number, because the mean of its divisors is an integer number (382886504).

Almost surely, 2^5122215212 is an apocalyptic number.

It is an amenable number.

5122215212 is a deficient number, since it is larger than the sum of its proper divisors (4067060884).

5122215212 is a wasteful number, since it uses less digits than its factorization.

5122215212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55037 (or 55035 counting only the distinct ones).

The product of its digits is 800, while the sum is 23.

The square root of 5122215212 is about 71569.6528704730. The cubic root of 5122215212 is about 1723.7962854345.

Adding to 5122215212 its reverse (2125122215), we get a palindrome (7247337427).

The spelling of 5122215212 in words is "five billion, one hundred twenty-two million, two hundred fifteen thousand, two hundred twelve".