20332221321022 has 64 divisors (see below), whose sum is σ = 33588754778880. Its totient is φ = 9173597089536.

The previous prime is 20332221320953. The next prime is 20332221321023. The reversal of 20332221321022 is 22012312223302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20332221321023) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 846493729 + ... + 846517747.

It is an arithmetic number, because the mean of its divisors is an integer number (524824293420).

Almost surely, 2^{20332221321022} is an apocalyptic number.

20332221321022 is a deficient number, since it is larger than the sum of its proper divisors (13256533457858).

20332221321022 is a wasteful number, since it uses less digits than its factorization.

20332221321022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27785.

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 20332221321022 its reverse (22012312223302), we get a palindrome (42344533544324).

The spelling of 20332221321022 in words is "twenty trillion, three hundred thirty-two billion, two hundred twenty-one million, three hundred twenty-one thousand, twenty-two".