2312223321223 has 4 divisors (see below), whose sum is σ = 2312232321280. Its totient is φ = 2312214321168.

The previous prime is 2312223321217. The next prime is 2312223321229. The reversal of 2312223321223 is 3221233222132.

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

It is an interprime number because it is at equal distance from previous prime (2312223321217) and next prime (2312223321229).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2312223321223 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2312223321191 and 2312223321200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2312223321229) 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, 4102983 + ... + 4632376.

It is an arithmetic number, because the mean of its divisors is an integer number (578058080320).

Almost surely, 2^{2312223321223} is an apocalyptic number.

2312223321223 is a deficient number, since it is larger than the sum of its proper divisors (9000057).

2312223321223 is an equidigital number, since it uses as much as digits as its factorization.

2312223321223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9000056.

The product of its digits is 10368, while the sum is 28.

Adding to 2312223321223 its reverse (3221233222132), we get a palindrome (5533456543355).

Subtracting 2312223321223 from its reverse (3221233222132), we obtain a palindrome (909009900909).

It can be divided in two parts, 231222 and 3321223, that added together give a triangular number (3552445 = T₂₆₆₅).

The spelling of 2312223321223 in words is "two trillion, three hundred twelve billion, two hundred twenty-three million, three hundred twenty-one thousand, two hundred twenty-three".