12101111012002 has 16 divisors (see below), whose sum is σ = 18738408056832. Its totient is φ = 5855000074560.

The previous prime is 12101111011991. The next prime is 12101111012021. The reversal of 12101111012002 is 20021011110121.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5296423 + ... + 7228714.

It is an arithmetic number, because the mean of its divisors is an integer number (1171150503552).

Almost surely, 2^{12101111012002} is an apocalyptic number.

12101111012002 is a deficient number, since it is larger than the sum of its proper divisors (6637297044830).

12101111012002 is a wasteful number, since it uses less digits than its factorization.

12101111012002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12540753.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 12101111012002 its reverse (20021011110121), we get a palindrome (32122122122123).

The spelling of 12101111012002 in words is "twelve trillion, one hundred one billion, one hundred eleven million, twelve thousand, two".