52210120 has 16 divisors (see below), whose sum is σ = 117472860. Its totient is φ = 20884032.

The previous prime is 52210099. The next prime is 52210129. The reversal of 52210120 is 2101225.

It can be written as a sum of positive squares in 2 ways, for example, as 47858724 + 4351396 = 6918^2 + 2086^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 52210120.

It is not an unprimeable number, because it can be changed into a prime (52210129) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 652587 + ... + 652666.

Almost surely, 2^52210120 is an apocalyptic number.

It is an amenable number.

52210120 is an abundant number, since it is smaller than the sum of its proper divisors (65262740).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

52210120 is a wasteful number, since it uses less digits than its factorization.

52210120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1305264 (or 1305260 counting only the distinct ones).

The product of its (nonzero) digits is 40, while the sum is 13.

The square root of 52210120 is about 7225.6570635479. The cubic root of 52210120 is about 373.7531805861.

Adding to 52210120 its reverse (2101225), we get a palindrome (54311345).

The spelling of 52210120 in words is "fifty-two million, two hundred ten thousand, one hundred twenty".