1113233122009 has 2 divisors, whose sum is σ = 1113233122010. Its totient is φ = 1113233122008.

The previous prime is 1113233122003. The next prime is 1113233122193. The reversal of 1113233122009 is 9002213323111.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 614412984025 + 498820137984 = 783845^2 + 706272^2 .

It is a cyclic number.

It is not a de Polignac number, because 1113233122009 - 2¹⁷ = 1113232990937 is a prime.

It is not a weakly prime, because it can be changed into another prime (1113233122003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 556616561004 + 556616561005.

It is an arithmetic number, because the mean of its divisors is an integer number (556616561005).

Almost surely, 2^{1113233122009} is an apocalyptic number.

It is an amenable number.

1113233122009 is a deficient number, since it is larger than the sum of its proper divisors (1).

1113233122009 is an equidigital number, since it uses as much as digits as its factorization.

1113233122009 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1944, while the sum is 28.

The spelling of 1113233122009 in words is "one trillion, one hundred thirteen billion, two hundred thirty-three million, one hundred twenty-two thousand, nine".