221301231130 has 32 divisors (see below), whose sum is σ = 455267589120. Its totient is φ = 75871484160.

The previous prime is 221301231101. The next prime is 221301231163. The reversal of 221301231130 is 31132103122.

221301231130 is digitally balanced in base 3, 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 = 221301231098 and 221301231107.

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, 2078226 + ... + 2182114.

It is an arithmetic number, because the mean of its divisors is an integer number (14227112160).

Almost surely, 2^221301231130 is an apocalyptic number.

221301231130 is an abundant number, since it is smaller than the sum of its proper divisors (233966357990).

221301231130 is a wasteful number, since it uses less digits than its factorization.

221301231130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134334.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 221301231130 its reverse (31132103122), we get a palindrome (252433334252).

The spelling of 221301231130 in words is "two hundred twenty-one billion, three hundred one million, two hundred thirty-one thousand, one hundred thirty".