20332243422 has 12 divisors (see below), whose sum is σ = 44053194120. Its totient is φ = 6777414468.

The previous prime is 20332243411. The next prime is 20332243483. The reversal of 20332243422 is 22434223302.

It is a happy number.

20332243422 is a `hidden beast` number, since 203 + 3 + 2 + 2 + 434 + 22 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 564784522 + ... + 564784557.

It is an arithmetic number, because the mean of its divisors is an integer number (3671099510).

Almost surely, 2^20332243422 is an apocalyptic number.

20332243422 is an abundant number, since it is smaller than the sum of its proper divisors (23720950698).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20332243422 is a wasteful number, since it uses less digits than its factorization.

20332243422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1129569087 (or 1129569084 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 27.

Adding to 20332243422 its reverse (22434223302), we get a palindrome (42766466724).

The spelling of 20332243422 in words is "twenty billion, three hundred thirty-two million, two hundred forty-three thousand, four hundred twenty-two".