12021200002 has 32 divisors (see below), whose sum is σ = 21355125120. Its totient is φ = 4965717120.

The previous prime is 12021199991. The next prime is 12021200017. The reversal of 12021200002 is 20000212021.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 213102 + ... + 263542.

It is an arithmetic number, because the mean of its divisors is an integer number (667347660).

Almost surely, 2^12021200002 is an apocalyptic number.

12021200002 is a deficient number, since it is larger than the sum of its proper divisors (9333925118).

12021200002 is a wasteful number, since it uses less digits than its factorization.

12021200002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51066.

The product of its (nonzero) digits is 16, while the sum is 10.

Adding to 12021200002 its reverse (20000212021), we get a palindrome (32021412023).

It can be divided in two parts, 12021 and 200002, that multiplied together give a palindrome (2404224042).

The spelling of 12021200002 in words is "twelve billion, twenty-one million, two hundred thousand, two".