211055544013 has 8 divisors (see below), whose sum is σ = 223859639520. Its totient is φ = 198421039440.

The previous prime is 211055543987. The next prime is 211055544061. The reversal of 211055544013 is 310445550112.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 211055544013 - 2²¹ = 211053446861 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211055544113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42395170 + ... + 42400147.

It is an arithmetic number, because the mean of its divisors is an integer number (27982454940).

Almost surely, 2^211055544013 is an apocalyptic number.

It is an amenable number.

211055544013 is a deficient number, since it is larger than the sum of its proper divisors (12804095507).

211055544013 is a wasteful number, since it uses less digits than its factorization.

211055544013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84795467.

The product of its (nonzero) digits is 12000, while the sum is 31.

The spelling of 211055544013 in words is "two hundred eleven billion, fifty-five million, five hundred forty-four thousand, thirteen".