21622341610271 has 12 divisors (see below), whose sum is σ = 23109976389192. Its totient is φ = 20225589798528.

The previous prime is 21622341610229. The next prime is 21622341610273. The reversal of 21622341610271 is 17201614322612.

It is not a de Polignac number, because 21622341610271 - 2¹⁴ = 21622341593887 is a prime.

It is a super-2 number, since 2×21622341610271² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21622341610273) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 229455320 + ... + 229549533.

It is an arithmetic number, because the mean of its divisors is an integer number (1925831365766).

Almost surely, 2^{21622341610271} is an apocalyptic number.

21622341610271 is a deficient number, since it is larger than the sum of its proper divisors (1487634778921).

21622341610271 is a wasteful number, since it uses less digits than its factorization.

21622341610271 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 459005050 (or 459005033 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 38.

Adding to 21622341610271 its reverse (17201614322612), we get a palindrome (38823955932883).

The spelling of 21622341610271 in words is "twenty-one trillion, six hundred twenty-two billion, three hundred forty-one million, six hundred ten thousand, two hundred seventy-one".