211411340344 has 32 divisors (see below), whose sum is σ = 401505210000. Its totient is φ = 104351991552.

The previous prime is 211411340339. The next prime is 211411340353. The reversal of 211411340344 is 443043114112.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 349749 + ... + 738340.

Almost surely, 2^211411340344 is an apocalyptic number.

It is an amenable number.

211411340344 is a deficient number, since it is larger than the sum of its proper divisors (190093869656).

211411340344 is a wasteful number, since it uses less digits than its factorization.

211411340344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1088407 (or 1088403 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 28.

Adding to 211411340344 its reverse (443043114112), we get a palindrome (654454454456).

The spelling of 211411340344 in words is "two hundred eleven billion, four hundred eleven million, three hundred forty thousand, three hundred forty-four".