52221622010120 has 16 divisors (see below), whose sum is σ = 117498649522860. Its totient is φ = 20888648804032.

The previous prime is 52221622010119. The next prime is 52221622010141. The reversal of 52221622010120 is 2101022612225.

It can be written as a sum of positive squares in 2 ways, for example, as 44392717281796 + 7828904728324 = 6662786^2 + 2798018^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 52221622010120.

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, 652770275087 + ... + 652770275166.

Almost surely, 2^{52221622010120} is an apocalyptic number.

It is an amenable number.

52221622010120 is an abundant number, since it is smaller than the sum of its proper divisors (65277027512740).

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

52221622010120 is a wasteful number, since it uses less digits than its factorization.

52221622010120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1305540550264 (or 1305540550260 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 26.

Adding to 52221622010120 its reverse (2101022612225), we get a palindrome (54322644622345).

The spelling of 52221622010120 in words is "fifty-two trillion, two hundred twenty-one billion, six hundred twenty-two million, ten thousand, one hundred twenty".