2204802100 has 18 divisors (see below), whose sum is σ = 4784420774. Its totient is φ = 881920800.

The previous prime is 2204802091. The next prime is 2204802107. The reversal of 2204802100 is 12084022.

It can be written as a sum of positive squares in 3 ways, for example, as 581195664 + 1623606436 = 24108^2 + 40294^2 .

It is a super-2 number, since 2×2204802100² = 9722304600328820000, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2204802107) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 11023911 + ... + 11024110.

Almost surely, 2^2204802100 is an apocalyptic number.

2204802100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2204802100 is an abundant number, since it is smaller than the sum of its proper divisors (2579618674).

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

2204802100 is a wasteful number, since it uses less digits than its factorization.

2204802100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22048035 (or 22048028 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 19.

The square root of 2204802100 is about 46955.3202523420. The cubic root of 2204802100 is about 1301.5370576801.

Adding to 2204802100 its reverse (12084022), we get a palindrome (2216886122).

The spelling of 2204802100 in words is "two billion, two hundred four million, eight hundred two thousand, one hundred".