12011022002 has 48 divisors (see below), whose sum is σ = 22208139360. Its totient is φ = 4841004672.

The previous prime is 12011021977. The next prime is 12011022031. The reversal of 12011022002 is 20022011021.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3295193 + ... + 3298835.

It is an arithmetic number, because the mean of its divisors is an integer number (462669570).

Almost surely, 2^12011022002 is an apocalyptic number.

12011022002 is a deficient number, since it is larger than the sum of its proper divisors (10197117358).

12011022002 is a wasteful number, since it uses less digits than its factorization.

12011022002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5655 (or 5648 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 12011022002 its reverse (20022011021), we get a palindrome (32033033023).

The spelling of 12011022002 in words is "twelve billion, eleven million, twenty-two thousand, two".