221300323230 has 32 divisors (see below), whose sum is σ = 606995172864. Its totient is φ = 50582930976.

The previous prime is 221300323217. The next prime is 221300323273. The reversal of 221300323230 is 32323003122.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a junction number, because it is equal to n+sod(n) for n = 221300323197 and 221300323206.

It is a congruent number.

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, 526905322 + ... + 526905741.

It is an arithmetic number, because the mean of its divisors is an integer number (18968599152).

Almost surely, 2^221300323230 is an apocalyptic number.

221300323230 is an abundant number, since it is smaller than the sum of its proper divisors (385694849634).

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

221300323230 is a wasteful number, since it uses less digits than its factorization.

221300323230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1053811080.

The product of its (nonzero) digits is 1296, while the sum is 21.

Adding to 221300323230 its reverse (32323003122), we get a palindrome (253623326352).

The spelling of 221300323230 in words is "two hundred twenty-one billion, three hundred million, three hundred twenty-three thousand, two hundred thirty".