212102002011001 has 16 divisors (see below), whose sum is σ = 221242144435200. Its totient is φ = 203106277693440.

The previous prime is 212102002010989. The next prime is 212102002011007. The reversal of 212102002011001 is 100110200201212.

It is a cyclic number.

It is not a de Polignac number, because 212102002011001 - 2¹⁵ = 212102001978233 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (212102002011007) 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, 9702465 + ... + 22767121.

It is an arithmetic number, because the mean of its divisors is an integer number (13827634027200).

Almost surely, 2^{212102002011001} is an apocalyptic number.

It is an amenable number.

212102002011001 is a deficient number, since it is larger than the sum of its proper divisors (9140142424199).

212102002011001 is a wasteful number, since it uses less digits than its factorization.

212102002011001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13070184.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 212102002011001 its reverse (100110200201212), we get a palindrome (312212202212213).

The spelling of 212102002011001 in words is "two hundred twelve trillion, one hundred two billion, two million, eleven thousand, one".