20422032210432 has 120 divisors (see below), whose sum is σ = 58949163146016. Its totient is φ = 6806212724736.

The previous prime is 20422032210373. The next prime is 20422032210451. The reversal of 20422032210432 is 23401223022402.

20422032210432 is a `hidden beast` number, since 2 + 0 + 4 + 2 + 2 + 0 + 3 + 221 + 0 + 432 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 20422032210396 and 20422032210405.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 27591493 + ... + 28321979.

Almost surely, 2^{20422032210432} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 20422032210432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (29474581573008).

20422032210432 is an abundant number, since it is smaller than the sum of its proper divisors (38527130935584).

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

20422032210432 is an equidigital number, since it uses as much as digits as its factorization.

20422032210432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 736578 (or 736559 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 27.

Adding to 20422032210432 its reverse (23401223022402), we get a palindrome (43823255232834).

The spelling of 20422032210432 in words is "twenty trillion, four hundred twenty-two billion, thirty-two million, two hundred ten thousand, four hundred thirty-two".