211211309741713 has 8 divisors (see below), whose sum is σ = 228393706655232. Its totient is φ = 194557601964096.

The previous prime is 211211309741699. The next prime is 211211309741737. The reversal of 211211309741713 is 317147903112112.

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 211211309741713 - 2⁵ = 211211309741681 is a prime.

It is a super-2 number, since 2×211211309741713² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 211211309741713.

It is not an unprimeable number, because it can be changed into a prime (211211309748713) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 132172283145 + ... + 132172284742.

It is an arithmetic number, because the mean of its divisors is an integer number (28549213331904).

Almost surely, 2^{211211309741713} is an apocalyptic number.

It is an amenable number.

211211309741713 is a deficient number, since it is larger than the sum of its proper divisors (17182396913519).

211211309741713 is a wasteful number, since it uses less digits than its factorization.

211211309741713 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 264344567951.

The product of its (nonzero) digits is 63504, while the sum is 43.

The spelling of 211211309741713 in words is "two hundred eleven trillion, two hundred eleven billion, three hundred nine million, seven hundred forty-one thousand, seven hundred thirteen".