211317713112 has 64 divisors (see below), whose sum is σ = 577524556800. Its totient is φ = 63901946240.

The previous prime is 211317713099. The next prime is 211317713137.

It is a happy number.

211317713112 is nontrivially palindromic in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 211317713112.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 709083 + ... + 961994.

It is an arithmetic number, because the mean of its divisors is an integer number (9023821200).

Almost surely, 2^211317713112 is an apocalyptic number.

211317713112 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

211317713112 is an abundant number, since it is smaller than the sum of its proper divisors (366206843688).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

211317713112 is a wasteful number, since it uses less digits than its factorization.

211317713112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1671576 (or 1671572 counting only the distinct ones).

The product of its digits is 1764, while the sum is 30.

It can be divided in two parts, 211317 and 713112, that added together give a palindrome (924429).

The spelling of 211317713112 in words is "two hundred eleven billion, three hundred seventeen million, seven hundred thirteen thousand, one hundred twelve".