12011100111006 has 32 divisors (see below), whose sum is σ = 24103796133888. Its totient is φ = 3990115339680.

The previous prime is 12011100110981. The next prime is 12011100111019. The reversal of 12011100111006 is 60011100111021.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1460851 + ... + 5114321.

It is an arithmetic number, because the mean of its divisors is an integer number (753243629184).

Almost surely, 2^{12011100111006} is an apocalyptic number.

12011100111006 is an abundant number, since it is smaller than the sum of its proper divisors (12092696022882).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12011100111006 is a wasteful number, since it uses less digits than its factorization.

12011100111006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3655336.

The product of its (nonzero) digits is 12, while the sum is 15.

Adding to 12011100111006 its sum of digits (15), we get a palindrome (12011100111021).

Adding to 12011100111006 its reverse (60011100111021), we get a palindrome (72022200222027).

The spelling of 12011100111006 in words is "twelve trillion, eleven billion, one hundred million, one hundred eleven thousand, six".