223123031323 has 2 divisors, whose sum is σ = 223123031324. Its totient is φ = 223123031322.

The previous prime is 223123031297. The next prime is 223123031359. The reversal of 223123031323 is 323130321322.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 223123031323 - 2²¹ = 223120934171 is a prime.

It is a super-3 number, since 3×223123031323³ (a number of 35 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (223123031023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111561515661 + 111561515662.

It is an arithmetic number, because the mean of its divisors is an integer number (111561515662).

Almost surely, 2^223123031323 is an apocalyptic number.

223123031323 is a deficient number, since it is larger than the sum of its proper divisors (1).

223123031323 is an equidigital number, since it uses as much as digits as its factorization.

223123031323 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3888, while the sum is 25.

Adding to 223123031323 its reverse (323130321322), we get a palindrome (546253352645).

The spelling of 223123031323 in words is "two hundred twenty-three billion, one hundred twenty-three million, thirty-one thousand, three hundred twenty-three".