12021102012002 has 4 divisors (see below), whose sum is σ = 18031653018006. Its totient is φ = 6010551006000.

The previous prime is 12021102011999. The next prime is 12021102012013. The reversal of 12021102012002 is 20021020112021.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 11353402209361 + 667699802641 = 3369481^2 + 817129^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3005275502999 + ... + 3005275503002.

Almost surely, 2^{12021102012002} is an apocalyptic number.

12021102012002 is a deficient number, since it is larger than the sum of its proper divisors (6010551006004).

12021102012002 is an equidigital number, since it uses as much as digits as its factorization.

12021102012002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6010551006003.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 12021102012002 its reverse (20021020112021), we get a palindrome (32042122124023).

The spelling of 12021102012002 in words is "twelve trillion, twenty-one billion, one hundred two million, twelve thousand, two".