213323111223 has 8 divisors (see below), whose sum is σ = 284434815600. Its totient is φ = 142213407168.

The previous prime is 213323111147. The next prime is 213323111251. The reversal of 213323111223 is 322111323312.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 213323111223 - 2³² = 209028143927 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 213323111193 and 213323111202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213323111923) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 230478 + ... + 692651.

It is an arithmetic number, because the mean of its divisors is an integer number (35554351950).

Almost surely, 2^213323111223 is an apocalyptic number.

213323111223 is a deficient number, since it is larger than the sum of its proper divisors (71111704377).

213323111223 is an equidigital number, since it uses as much as digits as its factorization.

213323111223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1000161.

The product of its digits is 1296, while the sum is 24.

Adding to 213323111223 its reverse (322111323312), we get a palindrome (535434434535).

The spelling of 213323111223 in words is "two hundred thirteen billion, three hundred twenty-three million, one hundred eleven thousand, two hundred twenty-three".