2203242500 has 120 divisors (see below), whose sum is σ = 5214730752. Its totient is φ = 811072000.

The previous prime is 2203242497. The next prime is 2203242521. The reversal of 2203242500 is 52423022.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 1996949 + ... + 1998051.

Almost surely, 2^2203242500 is an apocalyptic number.

2203242500 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 2203242500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2607365376).

2203242500 is an abundant number, since it is smaller than the sum of its proper divisors (3011488252).

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

2203242500 is a wasteful number, since it uses less digits than its factorization.

2203242500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1191 (or 1174 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 20.

The square root of 2203242500 is about 46938.7100376651. The cubic root of 2203242500 is about 1301.2300980056.

Adding to 2203242500 its reverse (52423022), we get a palindrome (2255665522).

It can be divided in two parts, 22032 and 42500, that multiplied together give a square (936360000 = 30600²).

The spelling of 2203242500 in words is "two billion, two hundred three million, two hundred forty-two thousand, five hundred".