220230232321 has 32 divisors (see below), whose sum is σ = 259235222400. Its totient is φ = 185033721600.

The previous prime is 220230232309. The next prime is 220230232337. The reversal of 220230232321 is 123232032022.

It is not a de Polignac number, because 220230232321 - 2²³ = 220221843713 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 220230232292 and 220230232301.

It is not an unprimeable number, because it can be changed into a prime (220230232381) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 14396845 + ... + 14412133.

It is an arithmetic number, because the mean of its divisors is an integer number (8101100700).

Almost surely, 2^220230232321 is an apocalyptic number.

It is an amenable number.

220230232321 is a deficient number, since it is larger than the sum of its proper divisors (39004990079).

220230232321 is an equidigital number, since it uses as much as digits as its factorization.

220230232321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15442 (or 15360 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 22.

Adding to 220230232321 its reverse (123232032022), we get a palindrome (343462264343).

The spelling of 220230232321 in words is "two hundred twenty billion, two hundred thirty million, two hundred thirty-two thousand, three hundred twenty-one".