52221273301 has 4 divisors (see below), whose sum is σ = 52371767232. Its totient is φ = 52070779372.

The previous prime is 52221273241. The next prime is 52221273317. The reversal of 52221273301 is 10337212225.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 52221273301 - 2¹⁹ = 52220749013 is a prime.

It is a super-2 number, since 2×52221273301² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 52221273301.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52221273361) 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, 75246445 + ... + 75247138.

It is an arithmetic number, because the mean of its divisors is an integer number (13092941808).

Almost surely, 2^52221273301 is an apocalyptic number.

It is an amenable number.

52221273301 is a deficient number, since it is larger than the sum of its proper divisors (150493931).

52221273301 is a wasteful number, since it uses less digits than its factorization.

52221273301 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150493930.

The product of its (nonzero) digits is 5040, while the sum is 28.

Adding to 52221273301 its reverse (10337212225), we get a palindrome (62558485526).

The spelling of 52221273301 in words is "fifty-two billion, two hundred twenty-one million, two hundred seventy-three thousand, three hundred one".