1422020001 has 24 divisors (see below), whose sum is σ = 1962416064. Its totient is φ = 915883200.

The previous prime is 1422019999. The next prime is 1422020027. The reversal of 1422020001 is 1000202241.

It is not a de Polignac number, because 1422020001 - 2¹ = 1422019999 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1422020101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 619011 + ... + 621303.

It is an arithmetic number, because the mean of its divisors is an integer number (81767336).

Almost surely, 2^1422020001 is an apocalyptic number.

It is an amenable number.

1422020001 is a deficient number, since it is larger than the sum of its proper divisors (540396063).

1422020001 is a wasteful number, since it uses less digits than its factorization.

1422020001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2521 (or 2484 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 12.

The square root of 1422020001 is about 37709.6804680178. The cubic root of 1422020001 is about 1124.5235845475.

Adding to 1422020001 its reverse (1000202241), we get a palindrome (2422222242).

The spelling of 1422020001 in words is "one billion, four hundred twenty-two million, twenty thousand, one".