211100201020012 has 12 divisors (see below), whose sum is σ = 378435726219096. Its totient is φ = 102975707814560.

The previous prime is 211100201020003. The next prime is 211100201020021. The reversal of 211100201020012 is 210020102001112.

It is an interprime number because it is at equal distance from previous prime (211100201020003) and next prime (211100201020021).

It is a junction number, because it is equal to n+sod(n) for n = 211100201019974 and 211100201020001.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 643598173678 + ... + 643598174005.

It is an arithmetic number, because the mean of its divisors is an integer number (31536310518258).

Almost surely, 2^{211100201020012} is an apocalyptic number.

It is an amenable number.

211100201020012 is a deficient number, since it is larger than the sum of its proper divisors (167335525199084).

211100201020012 is a wasteful number, since it uses less digits than its factorization.

211100201020012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1287196347728 (or 1287196347726 counting only the distinct ones).

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

Adding to 211100201020012 its reverse (210020102001112), we get a palindrome (421120303021124).

The spelling of 211100201020012 in words is "two hundred eleven trillion, one hundred billion, two hundred one million, twenty thousand, twelve".