1112012101009 has 2 divisors, whose sum is σ = 1112012101010. Its totient is φ = 1112012101008.

The previous prime is 1112012101003. The next prime is 1112012101111. The reversal of 1112012101009 is 9001012102111.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1010973942784 + 101038158225 = 1005472^2 + 317865^2 .

It is a cyclic number.

It is not a de Polignac number, because 1112012101009 - 2³ = 1112012101001 is a prime.

It is not a weakly prime, because it can be changed into another prime (1112012101001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 556006050504 + 556006050505.

It is an arithmetic number, because the mean of its divisors is an integer number (556006050505).

Almost surely, 2^{1112012101009} is an apocalyptic number.

It is an amenable number.

1112012101009 is a deficient number, since it is larger than the sum of its proper divisors (1).

1112012101009 is an equidigital number, since it uses as much as digits as its factorization.

1112012101009 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36, while the sum is 19.

The spelling of 1112012101009 in words is "one trillion, one hundred twelve billion, twelve million, one hundred one thousand, nine".