1200113240233 has 2 divisors, whose sum is σ = 1200113240234. Its totient is φ = 1200113240232.

The previous prime is 1200113240147. The next prime is 1200113240317. The reversal of 1200113240233 is 3320423110021.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1057283667049 + 142829573184 = 1028243^2 + 377928^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1200113240233 is a prime.

It is not a weakly prime, because it can be changed into another prime (1200113240533) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 600056620116 + 600056620117.

It is an arithmetic number, because the mean of its divisors is an integer number (600056620117).

Almost surely, 2^{1200113240233} is an apocalyptic number.

It is an amenable number.

1200113240233 is a deficient number, since it is larger than the sum of its proper divisors (1).

1200113240233 is an equidigital number, since it uses as much as digits as its factorization.

1200113240233 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 1200113240233 its reverse (3320423110021), we get a palindrome (4520536350254).

The spelling of 1200113240233 in words is "one trillion, two hundred billion, one hundred thirteen million, two hundred forty thousand, two hundred thirty-three".