12000021200002 has 64 divisors (see below), whose sum is σ = 21584316810240. Its totient is φ = 4939195060800.

The previous prime is 12000021199993. The next prime is 12000021200003. The reversal of 12000021200002 is 20000212000021.

It is not an unprimeable number, because it can be changed into a prime (12000021200003) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 12745477 + ... + 13654567.

It is an arithmetic number, because the mean of its divisors is an integer number (337254950160).

Almost surely, 2^{12000021200002} is an apocalyptic number.

12000021200002 is a deficient number, since it is larger than the sum of its proper divisors (9584295610238).

12000021200002 is a wasteful number, since it uses less digits than its factorization.

12000021200002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 910519.

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

Adding to 12000021200002 its reverse (20000212000021), we get a palindrome (32000233200023).

It can be divided in two parts, 12000021 and 200002, that multiplied together give a palindrome (2400028200042).

The spelling of 12000021200002 in words is "twelve trillion, twenty-one million, two hundred thousand, two".