130221204 has 48 divisors (see below), whose sum is σ = 322162176. Its totient is φ = 40867200.

The previous prime is 130221187. The next prime is 130221209. The reversal of 130221204 is 402122031.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130221209) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9034 + ... + 18494.

It is an arithmetic number, because the mean of its divisors is an integer number (6711712).

Almost surely, 2^130221204 is an apocalyptic number.

It is an amenable number.

130221204 is an abundant number, since it is smaller than the sum of its proper divisors (191940972).

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

130221204 is a wasteful number, since it uses less digits than its factorization.

130221204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9536 (or 9534 counting only the distinct ones).

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

The square root of 130221204 is about 11411.4505651122. The cubic root of 130221204 is about 506.8668659064.

Adding to 130221204 its reverse (402122031), we get a palindrome (532343235).

The spelling of 130221204 in words is "one hundred thirty million, two hundred twenty-one thousand, two hundred four".