422003231232 has 320 divisors, whose sum is σ = 1265272195968. Its totient is φ = 123863040000.

The previous prime is 422003231173. The next prime is 422003231249. The reversal of 422003231232 is 232132300224.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 150660232 + ... + 150663032.

Almost surely, 2^422003231232 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 422003231232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (632636097984).

422003231232 is an abundant number, since it is smaller than the sum of its proper divisors (843268964736).

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

422003231232 is a wasteful number, since it uses less digits than its factorization.

422003231232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3111 (or 3095 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 24.

Adding to 422003231232 its reverse (232132300224), we get a palindrome (654135531456).

The spelling of 422003231232 in words is "four hundred twenty-two billion, three million, two hundred thirty-one thousand, two hundred thirty-two".