2221800130 has 16 divisors (see below), whose sum is σ = 4362807744. Its totient is φ = 807927280.

The previous prime is 2221800073. The next prime is 2221800167. The reversal of 2221800130 is 310081222.

2221800130 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 2221800098 and 2221800107.

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, 10098982 + ... + 10099201.

It is an arithmetic number, because the mean of its divisors is an integer number (272675484).

Almost surely, 2^2221800130 is an apocalyptic number.

2221800130 is a deficient number, since it is larger than the sum of its proper divisors (2141007614).

2221800130 is a wasteful number, since it uses less digits than its factorization.

2221800130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20198201.

The product of its (nonzero) digits is 192, while the sum is 19.

The square root of 2221800130 is about 47135.9749024034. The cubic root of 2221800130 is about 1304.8732533989.

Adding to 2221800130 its reverse (310081222), we get a palindrome (2531881352).

The spelling of 2221800130 in words is "two billion, two hundred twenty-one million, eight hundred thousand, one hundred thirty".