12111120120009 has 16 divisors (see below), whose sum is σ = 16201796487552. Its totient is φ = 8047284208128.

The previous prime is 12111120119971. The next prime is 12111120120031. The reversal of 12111120120009 is 90002102111121.

It is not a de Polignac number, because 12111120120009 - 2²³ = 12111111731401 is a prime.

It is a super-2 number, since 2×12111120120009² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (12111120020009) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 611157 + ... + 4959410.

It is an arithmetic number, because the mean of its divisors is an integer number (1012612280472).

Almost surely, 2^{12111120120009} is an apocalyptic number.

It is an amenable number.

12111120120009 is a deficient number, since it is larger than the sum of its proper divisors (4090676367543).

12111120120009 is a wasteful number, since it uses less digits than its factorization.

12111120120009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5572976.

The product of its (nonzero) digits is 72, while the sum is 21.

The spelling of 12111120120009 in words is "twelve trillion, one hundred eleven billion, one hundred twenty million, one hundred twenty thousand, nine".