2123342103323 has 4 divisors (see below), whose sum is σ = 2426676689520. Its totient is φ = 1820007517128.

The previous prime is 2123342103301. The next prime is 2123342103403. The reversal of 2123342103323 is 3233012433212.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2123342103323 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2123342123323) 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, 151667293088 + ... + 151667293101.

It is an arithmetic number, because the mean of its divisors is an integer number (606669172380).

Almost surely, 2^{2123342103323} is an apocalyptic number.

2123342103323 is a deficient number, since it is larger than the sum of its proper divisors (303334586197).

2123342103323 is an equidigital number, since it uses as much as digits as its factorization.

2123342103323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 303334586196.

The product of its (nonzero) digits is 15552, while the sum is 29.

Adding to 2123342103323 its reverse (3233012433212), we get a palindrome (5356354536535).

The spelling of 2123342103323 in words is "two trillion, one hundred twenty-three billion, three hundred forty-two million, one hundred three thousand, three hundred twenty-three".