211341064 has 16 divisors (see below), whose sum is σ = 432288720. Its totient is φ = 96064080.

The previous prime is 211341061. The next prime is 211341071. The reversal of 211341064 is 460143112.

211341064 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is not an unprimeable number, because it can be changed into a prime (211341061) 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, 1200714 + ... + 1200889.

It is an arithmetic number, because the mean of its divisors is an integer number (27018045).

Almost surely, 2^211341064 is an apocalyptic number.

It is an amenable number.

211341064 is an abundant number, since it is smaller than the sum of its proper divisors (220947656).

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

211341064 is a wasteful number, since it uses less digits than its factorization.

211341064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2401620 (or 2401616 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 22.

The square root of 211341064 is about 14537.5742130522. The cubic root of 211341064 is about 595.6547780792.

Adding to 211341064 its reverse (460143112), we get a palindrome (671484176).

The spelling of 211341064 in words is "two hundred eleven million, three hundred forty-one thousand, sixty-four".