1422001203 has 8 divisors (see below), whose sum is σ = 2166859008. Its totient is φ = 812572104.

The previous prime is 1422001187. The next prime is 1422001213. The reversal of 1422001203 is 3021002241.

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

It is not a de Polignac number, because 1422001203 - 2⁴ = 1422001187 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1422001213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33857151 + ... + 33857192.

It is an arithmetic number, because the mean of its divisors is an integer number (270857376).

Almost surely, 2^1422001203 is an apocalyptic number.

1422001203 is a deficient number, since it is larger than the sum of its proper divisors (744857805).

1422001203 is an equidigital number, since it uses as much as digits as its factorization.

1422001203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67714353.

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 1422001203 is about 37709.4312208498. The cubic root of 1422001203 is about 1124.5186294162.

Adding to 1422001203 its reverse (3021002241), we get a palindrome (4443003444).

The spelling of 1422001203 in words is "one billion, four hundred twenty-two million, one thousand, two hundred three".