2201000004 has 72 divisors (see below), whose sum is σ = 6367233600. Its totient is φ = 627988032.

The previous prime is 2200999991. The next prime is 2201000027. The reversal of 2201000004 is 4000001022.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a self number, because there is not a number n which added to its sum of digits gives 2201000004.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 189147 + ... + 200445.

It is an arithmetic number, because the mean of its divisors is an integer number (88433800).

Almost surely, 2^2201000004 is an apocalyptic number.

It is an amenable number.

2201000004 is an abundant number, since it is smaller than the sum of its proper divisors (4166233596).

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

2201000004 is a wasteful number, since it uses less digits than its factorization.

2201000004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12089 (or 12084 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 9.

The square root of 2201000004 is about 46914.8164655901. The cubic root of 2201000004 is about 1300.7884770996.

Adding to 2201000004 its reverse (4000001022), we get a palindrome (6201001026).

The spelling of 2201000004 in words is "two billion, two hundred one million, four", and thus it is an aban number.