2221332130 has 32 divisors (see below), whose sum is σ = 4035298176. Its totient is φ = 880368384.

The previous prime is 2221332121. The next prime is 2221332151. The reversal of 2221332130 is 312331222.

It is a junction number, because it is equal to n+sod(n) for n = 2221332098 and 2221332107.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 560817 + ... + 564763.

It is an arithmetic number, because the mean of its divisors is an integer number (126103068).

Almost surely, 2^2221332130 is an apocalyptic number.

2221332130 is a deficient number, since it is larger than the sum of its proper divisors (1813966046).

2221332130 is a wasteful number, since it uses less digits than its factorization.

2221332130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4458.

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 2221332130 is about 47131.0102798571. The cubic root of 2221332130 is about 1304.7816274605.

Adding to 2221332130 its reverse (312331222), we get a palindrome (2533663352).

The spelling of 2221332130 in words is "two billion, two hundred twenty-one million, three hundred thirty-two thousand, one hundred thirty".