2203021420 has 24 divisors (see below), whose sum is σ = 4827491424. Its totient is φ = 842894976.

The previous prime is 2203021363. The next prime is 2203021433. The reversal of 2203021420 is 241203022.

It is a junction number, because it is equal to n+sod(n) for n = 2203021394 and 2203021403.

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, 2394129 + ... + 2395048.

It is an arithmetic number, because the mean of its divisors is an integer number (201145476).

Almost surely, 2^2203021420 is an apocalyptic number.

2203021420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2203021420 is an abundant number, since it is smaller than the sum of its proper divisors (2624470004).

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

2203021420 is a wasteful number, since it uses less digits than its factorization.

2203021420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4789209 (or 4789207 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 2203021420 is about 46936.3549926920. The cubic root of 2203021420 is about 1301.1865734317.

Adding to 2203021420 its reverse (241203022), we get a palindrome (2444224442).

The spelling of 2203021420 in words is "two billion, two hundred three million, twenty-one thousand, four hundred twenty".