221130233230330 has 64 divisors (see below), whose sum is σ = 401931957126528. Its totient is φ = 87591282831360.

The previous prime is 221130233230303. The next prime is 221130233230337. The reversal of 221130233230330 is 33032332031122.

It is not an unprimeable number, because it can be changed into a prime (221130233230337) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 340062489 + ... + 340712131.

It is an arithmetic number, because the mean of its divisors is an integer number (6280186830102).

Almost surely, 2^{221130233230330} is an apocalyptic number.

221130233230330 is a deficient number, since it is larger than the sum of its proper divisors (180801723896198).

221130233230330 is a wasteful number, since it uses less digits than its factorization.

221130233230330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 650671.

The product of its (nonzero) digits is 11664, while the sum is 28.

Adding to 221130233230330 its reverse (33032332031122), we get a palindrome (254162565261452).

The spelling of 221130233230330 in words is "two hundred twenty-one trillion, one hundred thirty billion, two hundred thirty-three million, two hundred thirty thousand, three hundred thirty".