220330322231 has 8 divisors (see below), whose sum is σ = 231936126720. Its totient is φ = 208725464952.

The previous prime is 220330322209. The next prime is 220330322297. The reversal of 220330322231 is 132223033022.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 220330322231 - 2⁶ = 220330322167 is a prime.

It is a super-2 number, since 2×220330322231² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 220330322197 and 220330322206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220330322131) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 268316 + ... + 715998.

It is an arithmetic number, because the mean of its divisors is an integer number (28992015840).

Almost surely, 2^220330322231 is an apocalyptic number.

220330322231 is a deficient number, since it is larger than the sum of its proper divisors (11605804489).

220330322231 is a wasteful number, since it uses less digits than its factorization.

220330322231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 473605.

The product of its (nonzero) digits is 2592, while the sum is 23.

Adding to 220330322231 its reverse (132223033022), we get a palindrome (352553355253).

The spelling of 220330322231 in words is "two hundred twenty billion, three hundred thirty million, three hundred twenty-two thousand, two hundred thirty-one".