211621350314 has 16 divisors (see below), whose sum is σ = 364515245280. Its totient is φ = 91128810960.

The previous prime is 211621350299. The next prime is 211621350319. The reversal of 211621350314 is 413053126112.

211621350314 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (211621350319) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 253135169 + ... + 253136004.

It is an arithmetic number, because the mean of its divisors is an integer number (22782202830).

Almost surely, 2^211621350314 is an apocalyptic number.

211621350314 is a deficient number, since it is larger than the sum of its proper divisors (152893894966).

211621350314 is a wasteful number, since it uses less digits than its factorization.

211621350314 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 506271205.

The product of its (nonzero) digits is 4320, while the sum is 29.

Adding to 211621350314 its reverse (413053126112), we get a palindrome (624674476426).

The spelling of 211621350314 in words is "two hundred eleven billion, six hundred twenty-one million, three hundred fifty thousand, three hundred fourteen".