223021310323 has 4 divisors (see below), whose sum is σ = 254881497520. Its totient is φ = 191161123128.

The previous prime is 223021310321. The next prime is 223021310341. The reversal of 223021310323 is 323013120322.

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 223021310323 - 2¹ = 223021310321 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 223021310294 and 223021310303.

It is not an unprimeable number, because it can be changed into a prime (223021310321) 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, 15930093588 + ... + 15930093601.

It is an arithmetic number, because the mean of its divisors is an integer number (63720374380).

Almost surely, 2^223021310323 is an apocalyptic number.

223021310323 is a deficient number, since it is larger than the sum of its proper divisors (31860187197).

223021310323 is an equidigital number, since it uses as much as digits as its factorization.

223021310323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31860187196.

The product of its (nonzero) digits is 1296, while the sum is 22.

Adding to 223021310323 its reverse (323013120322), we get a palindrome (546034430645).

The spelling of 223021310323 in words is "two hundred twenty-three billion, twenty-one million, three hundred ten thousand, three hundred twenty-three".