2203023020 has 96 divisors (see below), whose sum is σ = 5352721920. Its totient is φ = 753200640.

The previous prime is 2203022977. The next prime is 2203023037. The reversal of 2203023020 is 203203022.

It is a junction number, because it is equal to n+sod(n) for n = 2203022986 and 2203023004.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 570737 + ... + 574583.

It is an arithmetic number, because the mean of its divisors is an integer number (55757520).

Almost surely, 2^2203023020 is an apocalyptic number.

2203023020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2203023020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2676360960).

2203023020 is an abundant number, since it is smaller than the sum of its proper divisors (3149698900).

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

2203023020 is a wasteful number, since it uses less digits than its factorization.

2203023020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4023 (or 4021 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 14.

The square root of 2203023020 is about 46936.3720370461. The cubic root of 2203023020 is about 1301.1868884382.

Adding to 2203023020 its reverse (203203022), we get a palindrome (2406226042).

It can be divided in two parts, 220302 and 3020, that added together give a palindrome (223322).

The spelling of 2203023020 in words is "two billion, two hundred three million, twenty-three thousand, twenty".