211322400211140 has 48 divisors (see below), whose sum is σ = 622844969046720. Its totient is φ = 53386711632000.

The previous prime is 211322400211129. The next prime is 211322400211163. The reversal of 211322400211140 is 41112004223112.

It is a self number, because there is not a number n which added to its sum of digits gives 211322400211140.

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, 92685262111 + ... + 92685264390.

It is an arithmetic number, because the mean of its divisors is an integer number (12975936855140).

Almost surely, 2^{211322400211140} is an apocalyptic number.

211322400211140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

211322400211140 is an abundant number, since it is smaller than the sum of its proper divisors (411522568835580).

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

211322400211140 is a wasteful number, since it uses less digits than its factorization.

211322400211140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 185370526532 (or 185370526530 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 24.

Adding to 211322400211140 its reverse (41112004223112), we get a palindrome (252434404434252).

The spelling of 211322400211140 in words is "two hundred eleven trillion, three hundred twenty-two billion, four hundred million, two hundred eleven thousand, one hundred forty".