6921012000211 has 4 divisors (see below), whose sum is σ = 6921106343512. Its totient is φ = 6920917656912.

The previous prime is 6921012000193. The next prime is 6921012000241. The reversal of 6921012000211 is 1120002101296.

It is a happy number.

6921012000211 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 6921012000211 - 2⁵ = 6921012000179 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6921012000241) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 47061525 + ... + 47208358.

It is an arithmetic number, because the mean of its divisors is an integer number (1730276585878).

Almost surely, 2^{6921012000211} is an apocalyptic number.

6921012000211 is a deficient number, since it is larger than the sum of its proper divisors (94343301).

6921012000211 is an equidigital number, since it uses as much as digits as its factorization.

6921012000211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94343300.

The product of its (nonzero) digits is 432, while the sum is 25.

The spelling of 6921012000211 in words is "six trillion, nine hundred twenty-one billion, twelve million, two hundred eleven", and thus it is an aban number.