211202414340 has 48 divisors (see below), whose sum is σ = 591387054720. Its totient is φ = 56318711040.

The previous prime is 211202414333. The next prime is 211202414351. The reversal of 211202414340 is 43414202112.

It is a self number, because there is not a number n which added to its sum of digits gives 211202414340.

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, 2909001 + ... + 2980719.

It is an arithmetic number, because the mean of its divisors is an integer number (12320563640).

Almost surely, 2^211202414340 is an apocalyptic number.

211202414340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

211202414340 is an abundant number, since it is smaller than the sum of its proper divisors (380184640380).

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

211202414340 is a wasteful number, since it uses less digits than its factorization.

211202414340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120812 (or 120810 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 24.

Adding to 211202414340 its reverse (43414202112), we get a palindrome (254616616452).

The spelling of 211202414340 in words is "two hundred eleven billion, two hundred two million, four hundred fourteen thousand, three hundred forty".