2201222130 has 128 divisors (see below), whose sum is σ = 5709090816. Its totient is φ = 541728000.

The previous prime is 2201222123. The next prime is 2201222131. The reversal of 2201222130 is 312221022.

It is a happy number.

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

It is not an unprimeable number, because it can be changed into a prime (2201222131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 3854745 + ... + 3855315.

It is an arithmetic number, because the mean of its divisors is an integer number (44602272).

Almost surely, 2^2201222130 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2201222130, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2854545408).

2201222130 is an abundant number, since it is smaller than the sum of its proper divisors (3507868686).

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

2201222130 is a wasteful number, since it uses less digits than its factorization.

2201222130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 792.

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

The square root of 2201222130 is about 46917.1837390097. The cubic root of 2201222130 is about 1300.8322343647.

Adding to 2201222130 its reverse (312221022), we get a palindrome (2513443152).

The spelling of 2201222130 in words is "two billion, two hundred one million, two hundred twenty-two thousand, one hundred thirty".