2001224204 has 24 divisors (see below), whose sum is σ = 4176469248. Its totient is φ = 820377360.

The previous prime is 2001224177. The next prime is 2001224213. The reversal of 2001224204 is 4024221002.

It is a happy number.

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, 1553102 + ... + 1554389.

It is an arithmetic number, because the mean of its divisors is an integer number (174019552).

Almost surely, 2^2001224204 is an apocalyptic number.

It is an amenable number.

2001224204 is an abundant number, since it is smaller than the sum of its proper divisors (2175245044).

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

2001224204 is a wasteful number, since it uses less digits than its factorization.

2001224204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3107525 (or 3107523 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 17.

The square root of 2001224204 is about 44735.0444729856. The cubic root of 2001224204 is about 1260.1780641938.

Adding to 2001224204 its reverse (4024221002), we get a palindrome (6025445206).

The spelling of 2001224204 in words is "two billion, one million, two hundred twenty-four thousand, two hundred four".