1322112132009 has 12 divisors (see below), whose sum is σ = 1927237869700. Its totient is φ = 873321774624.

The previous prime is 1322112131987. The next prime is 1322112132023. The reversal of 1322112132009 is 9002312112231.

1322112132009 is a `hidden beast` number, since 1 + 32 + 211 + 213 + 200 + 9 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 1113014450025 + 209097681984 = 1054995^2 + 457272^2 .

It is not a de Polignac number, because 1322112132009 - 2⁷ = 1322112131881 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1322112132049) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 673858414 + ... + 673860375.

Almost surely, 2^{1322112132009} is an apocalyptic number.

It is an amenable number.

1322112132009 is a deficient number, since it is larger than the sum of its proper divisors (605125737691).

1322112132009 is a wasteful number, since it uses less digits than its factorization.

1322112132009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1347718904 (or 1347718901 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 27.

The spelling of 1322112132009 in words is "one trillion, three hundred twenty-two billion, one hundred twelve million, one hundred thirty-two thousand, nine".