422001003 has 8 divisors (see below), whose sum is σ = 562857616. Its totient is φ = 281239200.

The previous prime is 422000993. The next prime is 422001017. The reversal of 422001003 is 300100224.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 422001003 - 2¹³ = 421992811 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 422001003.

It is not an unprimeable number, because it can be changed into a prime (422001043) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12568 + ... + 31653.

It is an arithmetic number, because the mean of its divisors is an integer number (70357202).

Almost surely, 2^422001003 is an apocalyptic number.

422001003 is a deficient number, since it is larger than the sum of its proper divisors (140856613).

422001003 is a wasteful number, since it uses less digits than its factorization.

422001003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47405.

The product of its (nonzero) digits is 48, while the sum is 12.

The square root of 422001003 is about 20542.6629967977. The cubic root of 422001003 is about 750.0746610118.

Adding to 422001003 its reverse (300100224), we get a palindrome (722101227).

The spelling of 422001003 in words is "four hundred twenty-two million, one thousand, three".