2112403133 has 2 divisors, whose sum is σ = 2112403134. Its totient is φ = 2112403132.

The previous prime is 2112403127. The next prime is 2112403141. The reversal of 2112403133 is 3313042112.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1752845689 + 359557444 = 41867^2 + 18962^2 .

It is a cyclic number.

It is not a de Polignac number, because 2112403133 - 2¹⁰ = 2112402109 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2112403103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1056201566 + 1056201567.

It is an arithmetic number, because the mean of its divisors is an integer number (1056201567).

Almost surely, 2^2112403133 is an apocalyptic number.

It is an amenable number.

2112403133 is a deficient number, since it is larger than the sum of its proper divisors (1).

2112403133 is an equidigital number, since it uses as much as digits as its factorization.

2112403133 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 2112403133 is about 45960.8869910057. The cubic root of 2112403133 is about 1283.0953595661.

Adding to 2112403133 its reverse (3313042112), we get a palindrome (5425445245).

The spelling of 2112403133 in words is "two billion, one hundred twelve million, four hundred three thousand, one hundred thirty-three".