12000123203 has 2 divisors, whose sum is σ = 12000123204. Its totient is φ = 12000123202.

The previous prime is 12000123169. The next prime is 12000123241. The reversal of 12000123203 is 30232100021.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12000123203 - 2¹⁸ = 11999861059 is a prime.

It is not a weakly prime, because it can be changed into another prime (12000123263) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6000061601 + 6000061602.

It is an arithmetic number, because the mean of its divisors is an integer number (6000061602).

Almost surely, 2^12000123203 is an apocalyptic number.

12000123203 is a deficient number, since it is larger than the sum of its proper divisors (1).

12000123203 is an equidigital number, since it uses as much as digits as its factorization.

12000123203 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72, while the sum is 14.

Adding to 12000123203 its reverse (30232100021), we get a palindrome (42232223224).

The spelling of 12000123203 in words is "twelve billion, one hundred twenty-three thousand, two hundred three".