232220221223 has 4 divisors (see below), whose sum is σ = 237620691528. Its totient is φ = 226819750920.

The previous prime is 232220221213. The next prime is 232220221229. The reversal of 232220221223 is 322122022232.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 232220221223 - 2¹² = 232220217127 is a prime.

It is a super-2 number, since 2×232220221223² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (232220221229) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2700235088 + ... + 2700235173.

It is an arithmetic number, because the mean of its divisors is an integer number (59405172882).

Almost surely, 2^232220221223 is an apocalyptic number.

232220221223 is a deficient number, since it is larger than the sum of its proper divisors (5400470305).

232220221223 is an equidigital number, since it uses as much as digits as its factorization.

232220221223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5400470304.

The product of its (nonzero) digits is 2304, while the sum is 23.

Adding to 232220221223 its reverse (322122022232), we get a palindrome (554342243455).

The spelling of 232220221223 in words is "two hundred thirty-two billion, two hundred twenty million, two hundred twenty-one thousand, two hundred twenty-three".