212221006314 has 16 divisors (see below), whose sum is σ = 424446529152. Its totient is φ = 70739582688.

The previous prime is 212221006313. The next prime is 212221006357. The reversal of 212221006314 is 413600122212.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (212221006313) 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, 991647 + ... + 1186509.

It is an arithmetic number, because the mean of its divisors is an integer number (26527908072).

Almost surely, 2^212221006314 is an apocalyptic number.

212221006314 is an abundant number, since it is smaller than the sum of its proper divisors (212225522838).

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

212221006314 is a wasteful number, since it uses less digits than its factorization.

212221006314 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 376381.

The product of its (nonzero) digits is 1152, while the sum is 24.

Adding to 212221006314 its reverse (413600122212), we get a palindrome (625821128526).

The spelling of 212221006314 in words is "two hundred twelve billion, two hundred twenty-one million, six thousand, three hundred fourteen".