12000211021001 has 16 divisors (see below), whose sum is σ = 14042202645504. Its totient is φ = 10040436063504.

The previous prime is 12000211020979. The next prime is 12000211021009. The reversal of 12000211021001 is 10012011200021.

It is a de Polignac number, because none of the positive numbers 2^k-12000211021001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12000211021009) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11920715 + ... + 12888128.

It is an arithmetic number, because the mean of its divisors is an integer number (877637665344).

Almost surely, 2^{12000211021001} is an apocalyptic number.

It is an amenable number.

12000211021001 is a deficient number, since it is larger than the sum of its proper divisors (2041991624503).

12000211021001 is a wasteful number, since it uses less digits than its factorization.

12000211021001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24810500.

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

Adding to 12000211021001 its reverse (10012011200021), we get a palindrome (22012222221022).

The spelling of 12000211021001 in words is "twelve trillion, two hundred eleven million, twenty-one thousand, one".