2111213223323 has 4 divisors (see below), whose sum is σ = 2115360990480. Its totient is φ = 2107065456168.

The previous prime is 2111213223319. The next prime is 2111213223349. The reversal of 2111213223323 is 3233223121112.

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 2111213223323 - 2² = 2111213223319 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2111213223292 and 2111213223301.

It is not an unprimeable number, because it can be changed into a prime (2111213225323) 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, 2073882815 + ... + 2073883832.

It is an arithmetic number, because the mean of its divisors is an integer number (528840247620).

Almost surely, 2^{2111213223323} is an apocalyptic number.

2111213223323 is a deficient number, since it is larger than the sum of its proper divisors (4147767157).

2111213223323 is an equidigital number, since it uses as much as digits as its factorization.

2111213223323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4147767156.

The product of its digits is 2592, while the sum is 26.

Adding to 2111213223323 its reverse (3233223121112), we get a palindrome (5344436344435).

The spelling of 2111213223323 in words is "two trillion, one hundred eleven billion, two hundred thirteen million, two hundred twenty-three thousand, three hundred twenty-three".