1232012123 has 2 divisors, whose sum is σ = 1232012124. Its totient is φ = 1232012122.

The previous prime is 1232012101. The next prime is 1232012129. The reversal of 1232012123 is 3212102321.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1232012123 - 2⁸ = 1232011867 is a prime.

It is not a weakly prime, because it can be changed into another prime (1232012129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 616006061 + 616006062.

It is an arithmetic number, because the mean of its divisors is an integer number (616006062).

Almost surely, 2^1232012123 is an apocalyptic number.

1232012123 is a deficient number, since it is larger than the sum of its proper divisors (1).

1232012123 is an equidigital number, since it uses as much as digits as its factorization.

1232012123 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 1232012123 is about 35100.0302421522. The cubic root of 1232012123 is about 1072.0251984475.

Adding to 1232012123 its reverse (3212102321), we get a palindrome (4444114444).

The spelling of 1232012123 in words is "one billion, two hundred thirty-two million, twelve thousand, one hundred twenty-three".