122123212223 has 2 divisors, whose sum is σ = 122123212224. Its totient is φ = 122123212222.

The previous prime is 122123212207. The next prime is 122123212241. The reversal of 122123212223 is 322212321221.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 122123212223 - 2⁴ = 122123212207 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (122123212423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61061606111 + 61061606112.

It is an arithmetic number, because the mean of its divisors is an integer number (61061606112).

Almost surely, 2^122123212223 is an apocalyptic number.

122123212223 is a deficient number, since it is larger than the sum of its proper divisors (1).

122123212223 is an equidigital number, since it uses as much as digits as its factorization.

122123212223 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1152, while the sum is 23.

Adding to 122123212223 its reverse (322212321221), we get a palindrome (444335533444).

The spelling of 122123212223 in words is "one hundred twenty-two billion, one hundred twenty-three million, two hundred twelve thousand, two hundred twenty-three".