422003232423 has 32 divisors (see below), whose sum is σ = 639958682880. Its totient is φ = 274694263200.

The previous prime is 422003232403. The next prime is 422003232433. The reversal of 422003232423 is 324232300224.

It is a happy number.

422003232423 is a `hidden beast` number, since 4 + 2 + 2 + 0 + 0 + 3 + 232 + 423 = 666.

It is not a de Polignac number, because 422003232423 - 2⁶ = 422003232359 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (422003232403) 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, 3246265 + ... + 3373757.

It is an arithmetic number, because the mean of its divisors is an integer number (19998708840).

Almost surely, 2^422003232423 is an apocalyptic number.

422003232423 is a gapful number since it is divisible by the number (43) formed by its first and last digit.

422003232423 is a deficient number, since it is larger than the sum of its proper divisors (217955450457).

422003232423 is a wasteful number, since it uses less digits than its factorization.

422003232423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130396 (or 130390 counting only the distinct ones).

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

Adding to 422003232423 its reverse (324232300224), we get a palindrome (746235532647).

The spelling of 422003232423 in words is "four hundred twenty-two billion, three million, two hundred thirty-two thousand, four hundred twenty-three".