211349316 has 12 divisors (see below), whose sum is σ = 493148432. Its totient is φ = 70449768.

The previous prime is 211349311. The next prime is 211349317. The reversal of 211349316 is 613943112.

211349316 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (211349311) 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, 8806210 + ... + 8806233.

Almost surely, 2^211349316 is an apocalyptic number.

It is an amenable number.

211349316 is an abundant number, since it is smaller than the sum of its proper divisors (281799116).

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

211349316 is a wasteful number, since it uses less digits than its factorization.

211349316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17612450 (or 17612448 counting only the distinct ones).

The product of its digits is 3888, while the sum is 30.

The square root of 211349316 is about 14537.8580265457. The cubic root of 211349316 is about 595.6625306020.

The spelling of 211349316 in words is "two hundred eleven million, three hundred forty-nine thousand, three hundred sixteen".