2201432100 has 144 divisors (see below), whose sum is σ = 7344613248. Its totient is φ = 498677760.

The previous prime is 2201432087. The next prime is 2201432117. The reversal of 2201432100 is 12341022.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 2201432100.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 232662 + ... + 241938.

Almost surely, 2^2201432100 is an apocalyptic number.

2201432100 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 2201432100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3672306624).

2201432100 is an abundant number, since it is smaller than the sum of its proper divisors (5143181148).

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

2201432100 is a wasteful number, since it uses less digits than its factorization.

2201432100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9414 (or 9407 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 2201432100 is about 46919.4213519306. The cubic root of 2201432100 is about 1300.8735942766.

Adding to 2201432100 its reverse (12341022), we get a palindrome (2213773122).

The spelling of 2201432100 in words is "two billion, two hundred one million, four hundred thirty-two thousand, one hundred".