2201423500 has 48 divisors (see below), whose sum is σ = 5090746752. Its totient is φ = 828768000.

The previous prime is 2201423387. The next prime is 2201423507. The reversal of 2201423500 is 53241022.

It is not an unprimeable number, because it can be changed into a prime (2201423507) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 120996 + ... + 137995.

It is an arithmetic number, because the mean of its divisors is an integer number (106057224).

Almost surely, 2^2201423500 is an apocalyptic number.

2201423500 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2201423500 is an abundant number, since it is smaller than the sum of its proper divisors (2889323252).

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

2201423500 is a wasteful number, since it uses less digits than its factorization.

2201423500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 259027 (or 259015 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 19.

The square root of 2201423500 is about 46919.3297053570. The cubic root of 2201423500 is about 1300.8719002993.

Adding to 2201423500 its reverse (53241022), we get a palindrome (2254664522).

The spelling of 2201423500 in words is "two billion, two hundred one million, four hundred twenty-three thousand, five hundred".