22123111304323 has 2 divisors, whose sum is σ = 22123111304324. Its totient is φ = 22123111304322.

The previous prime is 22123111304317. The next prime is 22123111304341. The reversal of 22123111304323 is 32340311132122.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22123111304323 - 2²⁹ = 22122574433411 is a prime.

It is a super-2 number, since 2×22123111304323² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 22123111304291 and 22123111304300.

It is not a weakly prime, because it can be changed into another prime (22123111304023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11061555652161 + 11061555652162.

It is an arithmetic number, because the mean of its divisors is an integer number (11061555652162).

Almost surely, 2^{22123111304323} is an apocalyptic number.

22123111304323 is a deficient number, since it is larger than the sum of its proper divisors (1).

22123111304323 is an equidigital number, since it uses as much as digits as its factorization.

22123111304323 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5184, while the sum is 28.

Adding to 22123111304323 its reverse (32340311132122), we get a palindrome (54463422436445).

The spelling of 22123111304323 in words is "twenty-two trillion, one hundred twenty-three billion, one hundred eleven million, three hundred four thousand, three hundred twenty-three".