12111012002 has 16 divisors (see below), whose sum is σ = 18426132312. Its totient is φ = 5969064960.

The previous prime is 12111011999. The next prime is 12111012059. The reversal of 12111012002 is 20021011121.

12111012002 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 12108581521 + 2430481 = 110039^2 + 1559^2 .

It is a super-2 number, since 2×12111012002² (a number of 21 digits) contains 22 as substring.

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, 236102 + ... + 282782.

Almost surely, 2^12111012002 is an apocalyptic number.

12111012002 is a deficient number, since it is larger than the sum of its proper divisors (6315120310).

12111012002 is a wasteful number, since it uses less digits than its factorization.

12111012002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48533.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 12111012002 its reverse (20021011121), we get a palindrome (32132023123).

The spelling of 12111012002 in words is "twelve billion, one hundred eleven million, twelve thousand, two".