20332221211311 has 8 divisors (see below), whose sum is σ = 27151920996144. Its totient is φ = 13533667783680.

The previous prime is 20332221211297. The next prime is 20332221211319. The reversal of 20332221211311 is 11311212223302.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 20332221211311 - 2²¹ = 20332219114159 is a prime.

It is a super-2 number, since 2×20332221211311² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20332221211319) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5286587056 + ... + 5286590901.

It is an arithmetic number, because the mean of its divisors is an integer number (3393990124518).

Almost surely, 2^{20332221211311} is an apocalyptic number.

20332221211311 is a deficient number, since it is larger than the sum of its proper divisors (6819699784833).

20332221211311 is a wasteful number, since it uses less digits than its factorization.

20332221211311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10573178601.

The product of its (nonzero) digits is 864, while the sum is 24.

Adding to 20332221211311 its reverse (11311212223302), we get a palindrome (31643433434613).

The spelling of 20332221211311 in words is "twenty trillion, three hundred thirty-two billion, two hundred twenty-one million, two hundred eleven thousand, three hundred eleven".