123211330223 has 2 divisors, whose sum is σ = 123211330224. Its totient is φ = 123211330222.

The previous prime is 123211330201. The next prime is 123211330237. The reversal of 123211330223 is 322033112321.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 123211330223 - 2¹⁴ = 123211313839 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (123211030223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61605665111 + 61605665112.

It is an arithmetic number, because the mean of its divisors is an integer number (61605665112).

Almost surely, 2^123211330223 is an apocalyptic number.

123211330223 is a deficient number, since it is larger than the sum of its proper divisors (1).

123211330223 is an equidigital number, since it uses as much as digits as its factorization.

123211330223 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 123211330223 its reverse (322033112321), we get a palindrome (445244442544).

The spelling of 123211330223 in words is "one hundred twenty-three billion, two hundred eleven million, three hundred thirty thousand, two hundred twenty-three".