422020003 has 4 divisors (see below), whose sum is σ = 430999200. Its totient is φ = 413040808.

The previous prime is 422019989. The next prime is 422020009. The reversal of 422020003 is 300020224.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 422020003 - 2⁵ = 422019971 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (422020009) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4489528 + ... + 4489621.

It is an arithmetic number, because the mean of its divisors is an integer number (107749800).

Almost surely, 2^422020003 is an apocalyptic number.

422020003 is a deficient number, since it is larger than the sum of its proper divisors (8979197).

422020003 is an equidigital number, since it uses as much as digits as its factorization.

422020003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8979196.

The product of its (nonzero) digits is 96, while the sum is 13.

The square root of 422020003 is about 20543.1254438072. The cubic root of 422020003 is about 750.0859178608.

Adding to 422020003 its reverse (300020224), we get a palindrome (722040227).

The spelling of 422020003 in words is "four hundred twenty-two million, twenty thousand, three".