211443331032340 has 48 divisors (see below), whose sum is σ = 486693171889344. Its totient is φ = 76524083596800.

The previous prime is 211443331032281. The next prime is 211443331032361. The reversal of 211443331032340 is 43230133344112.

It is a junction number, because it is equal to n+sod(n) for n = 211443331032296 and 211443331032305.

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, 2277456069 + ... + 2277548908.

It is an arithmetic number, because the mean of its divisors is an integer number (10139441081028).

Almost surely, 2^{211443331032340} is an apocalyptic number.

211443331032340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

211443331032340 is an abundant number, since it is smaller than the sum of its proper divisors (275249840857004).

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

211443331032340 is a wasteful number, since it uses less digits than its factorization.

211443331032340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4555005208 (or 4555005206 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 34.

Adding to 211443331032340 its reverse (43230133344112), we get a palindrome (254673464376452).

The spelling of 211443331032340 in words is "two hundred eleven trillion, four hundred forty-three billion, three hundred thirty-one million, thirty-two thousand, three hundred forty".