211303340310 has 32 divisors (see below), whose sum is σ = 518921694720. Its totient is φ = 55037148768.

The previous prime is 211303340309. The next prime is 211303340327. The reversal of 211303340310 is 13043303112.

211303340310 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×211303340310² (a number of 23 digits) contains 22 as substring.

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, 81899230 + ... + 81901809.

It is an arithmetic number, because the mean of its divisors is an integer number (16216302960).

Almost surely, 2^211303340310 is an apocalyptic number.

211303340310 is an abundant number, since it is smaller than the sum of its proper divisors (307618354410).

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

211303340310 is a wasteful number, since it uses less digits than its factorization.

211303340310 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 163801092.

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 211303340310 its reverse (13043303112), we get a palindrome (224346643422).

The spelling of 211303340310 in words is "two hundred eleven billion, three hundred three million, three hundred forty thousand, three hundred ten".