223126222430123 has 2 divisors, whose sum is σ = 223126222430124. Its totient is φ = 223126222430122.

The previous prime is 223126222430093. The next prime is 223126222430131. The reversal of 223126222430123 is 321034222621322.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 223126222430123 - 2¹⁴ = 223126222413739 is a prime.

It is a super-3 number, since 3×223126222430123³ (a number of 44 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not a weakly prime, because it can be changed into another prime (223126222430723) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111563111215061 + 111563111215062.

It is an arithmetic number, because the mean of its divisors is an integer number (111563111215062).

Almost surely, 2^{223126222430123} is an apocalyptic number.

223126222430123 is a deficient number, since it is larger than the sum of its proper divisors (1).

223126222430123 is an equidigital number, since it uses as much as digits as its factorization.

223126222430123 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 82944, while the sum is 35.

The spelling of 223126222430123 in words is "two hundred twenty-three trillion, one hundred twenty-six billion, two hundred twenty-two million, four hundred thirty thousand, one hundred twenty-three".