1422003020 has 24 divisors (see below), whose sum is σ = 2993524800. Its totient is φ = 567407232.

The previous prime is 1422003019. The next prime is 1422003047. The reversal of 1422003020 is 203002241.

It is a junction number, because it is equal to n+sod(n) for n = 1422002986 and 1422003004.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 78740 + ... + 95099.

It is an arithmetic number, because the mean of its divisors is an integer number (124730200).

Almost surely, 2^1422003020 is an apocalyptic number.

1422003020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1422003020 is an abundant number, since it is smaller than the sum of its proper divisors (1571521780).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1422003020 is a wasteful number, since it uses less digits than its factorization.

1422003020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 174257 (or 174255 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 14.

The square root of 1422003020 is about 37709.4553129583. The cubic root of 1422003020 is about 1124.5191083772.

Adding to 1422003020 its reverse (203002241), we get a palindrome (1625005261).

The spelling of 1422003020 in words is "one billion, four hundred twenty-two million, three thousand, twenty".