110003121009 has 32 divisors (see below), whose sum is σ = 165445632000. Its totient is φ = 72220900752.

The previous prime is 110003120971. The next prime is 110003121017. The reversal of 110003121009 is 900121300011.

It is not a de Polignac number, because 110003121009 - 2⁹ = 110003120497 is a prime.

It is a super-3 number, since 3×110003121009³ (a number of 34 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 110003120982 and 110003121000.

It is not an unprimeable number, because it can be changed into a prime (110003121079) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9543952 + ... + 9555470.

It is an arithmetic number, because the mean of its divisors is an integer number (5170176000).

Almost surely, 2^110003121009 is an apocalyptic number.

It is an amenable number.

110003121009 is a deficient number, since it is larger than the sum of its proper divisors (55442510991).

110003121009 is a wasteful number, since it uses less digits than its factorization.

110003121009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16874 (or 16868 counting only the distinct ones).

The product of its (nonzero) digits is 54, while the sum is 18.

The spelling of 110003121009 in words is "one hundred ten billion, three million, one hundred twenty-one thousand, nine".