422012220032 has 48 divisors (see below), whose sum is σ = 910373578830. Its totient is φ = 194774860800.

The previous prime is 422012220011. The next prime is 422012220037. The reversal of 422012220032 is 230022210224.

It can be written as a sum of positive squares in 3 ways, for example, as 275188373056 + 146823846976 = 524584^2 + 383176^2 .

It is a junction number, because it is equal to n+sod(n) for n = 422012219986 and 422012220013.

It is not an unprimeable number, because it can be changed into a prime (422012220037) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 9732719 + ... + 9775982.

Almost surely, 2^422012220032 is an apocalyptic number.

It is an amenable number.

422012220032 is an abundant number, since it is smaller than the sum of its proper divisors (488361358798).

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

422012220032 is a wasteful number, since it uses less digits than its factorization.

422012220032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19508741 (or 19508716 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 20.

Adding to 422012220032 its reverse (230022210224), we get a palindrome (652034430256).

The spelling of 422012220032 in words is "four hundred twenty-two billion, twelve million, two hundred twenty thousand, thirty-two".