1203042231133 has 2 divisors, whose sum is σ = 1203042231134. Its totient is φ = 1203042231132.

The previous prime is 1203042231109. The next prime is 1203042231221. The reversal of 1203042231133 is 3311322403021.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 730773651609 + 472268579524 = 854853^2 + 687218^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1203042231133 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1203042231098 and 1203042231107.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1203042234133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 601521115566 + 601521115567.

It is an arithmetic number, because the mean of its divisors is an integer number (601521115567).

Almost surely, 2^{1203042231133} is an apocalyptic number.

It is an amenable number.

1203042231133 is a deficient number, since it is larger than the sum of its proper divisors (1).

1203042231133 is an equidigital number, since it uses as much as digits as its factorization.

1203042231133 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2592, while the sum is 25.

Adding to 1203042231133 its reverse (3311322403021), we get a palindrome (4514364634154).

The spelling of 1203042231133 in words is "one trillion, two hundred three billion, forty-two million, two hundred thirty-one thousand, one hundred thirty-three".