52221261334 has 96 divisors (see below), whose sum is σ = 93378966912. Its totient is φ = 21705600000.

The previous prime is 52221261331. The next prime is 52221261347. The reversal of 52221261334 is 43316212225.

It is a junction number, because it is equal to n+sod(n) for n = 52221261296 and 52221261305.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52221261331) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 68621514 + ... + 68622274.

It is an arithmetic number, because the mean of its divisors is an integer number (972697572).

Almost surely, 2^52221261334 is an apocalyptic number.

52221261334 is a deficient number, since it is larger than the sum of its proper divisors (41157705578).

52221261334 is a wasteful number, since it uses less digits than its factorization.

52221261334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1102 (or 1085 counting only the distinct ones).

The product of its digits is 17280, while the sum is 31.

Adding to 52221261334 its reverse (43316212225), we get a palindrome (95537473559).

The spelling of 52221261334 in words is "fifty-two billion, two hundred twenty-one million, two hundred sixty-one thousand, three hundred thirty-four".