52220122144 has 24 divisors (see below), whose sum is σ = 104550883920. Its totient is φ = 25667516736.

The previous prime is 52220122111. The next prime is 52220122159. The reversal of 52220122144 is 44122102225.

It is a happy number.

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, 13827594 + ... + 13831369.

It is an arithmetic number, because the mean of its divisors is an integer number (4356286830).

Almost surely, 2^52220122144 is an apocalyptic number.

It is an amenable number.

52220122144 is an abundant number, since it is smaller than the sum of its proper divisors (52330761776).

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

52220122144 is a wasteful number, since it uses less digits than its factorization.

52220122144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27659032 (or 27659024 counting only the distinct ones).

The product of its (nonzero) digits is 2560, while the sum is 25.

Adding to 52220122144 its reverse (44122102225), we get a palindrome (96342224369).

The spelling of 52220122144 in words is "fifty-two billion, two hundred twenty million, one hundred twenty-two thousand, one hundred forty-four".