1122001309989 has 24 divisors (see below), whose sum is σ = 1854639471360. Its totient is φ = 640296625248.

The previous prime is 1122001309879. The next prime is 1122001310021. The reversal of 1122001309989 is 9899031002211.

It is not a de Polignac number, because 1122001309989 - 2⁸ = 1122001309733 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1122001309589) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11715549 + ... + 11810930.

It is an arithmetic number, because the mean of its divisors is an integer number (77276644640).

Almost surely, 2^{1122001309989} is an apocalyptic number.

It is an amenable number.

1122001309989 is a deficient number, since it is larger than the sum of its proper divisors (732638161371).

1122001309989 is a wasteful number, since it uses less digits than its factorization.

1122001309989 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23527249 (or 23527246 counting only the distinct ones).

The product of its (nonzero) digits is 69984, while the sum is 45.

The spelling of 1122001309989 in words is "one trillion, one hundred twenty-two billion, one million, three hundred nine thousand, nine hundred eighty-nine".