12111211120002 has 8 divisors (see below), whose sum is σ = 24222422240016. Its totient is φ = 4037070373332.

The previous prime is 12111211119977. The next prime is 12111211120003. The reversal of 12111211120002 is 20002111211121.

It is a happy number.

12111211120002 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

12111211120002 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (12111211120003) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1009267593328 + ... + 1009267593339.

It is an arithmetic number, because the mean of its divisors is an integer number (3027802780002).

Almost surely, 2^{12111211120002} is an apocalyptic number.

12111211120002 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

12111211120002 is a wasteful number, since it uses less digits than its factorization.

12111211120002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2018535186672.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 12111211120002 its reverse (20002111211121), we get a palindrome (32113322331123).

The spelling of 12111211120002 in words is "twelve trillion, one hundred eleven billion, two hundred eleven million, one hundred twenty thousand, two".