1233111230203 has 2 divisors, whose sum is σ = 1233111230204. Its totient is φ = 1233111230202.

The previous prime is 1233111230177. The next prime is 1233111230249. The reversal of 1233111230203 is 3020321113321.

It is a weak prime.

It is an emirp because it is prime and its reverse (3020321113321) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1233111230203 - 2²⁵ = 1233077675771 is a prime.

It is not a weakly prime, because it can be changed into another prime (1233111230803) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 616555615101 + 616555615102.

It is an arithmetic number, because the mean of its divisors is an integer number (616555615102).

Almost surely, 2^{1233111230203} is an apocalyptic number.

1233111230203 is a deficient number, since it is larger than the sum of its proper divisors (1).

1233111230203 is an equidigital number, since it uses as much as digits as its factorization.

1233111230203 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 1233111230203 its reverse (3020321113321), we get a palindrome (4253432343524).

The spelling of 1233111230203 in words is "one trillion, two hundred thirty-three billion, one hundred eleven million, two hundred thirty thousand, two hundred three".