211411330140 has 24 divisors (see below), whose sum is σ = 591951724560. Its totient is φ = 56376354688.

The previous prime is 211411330139. The next prime is 211411330159. The reversal of 211411330140 is 41033114112.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1761761025 + ... + 1761761144.

It is an arithmetic number, because the mean of its divisors is an integer number (24664655190).

Almost surely, 2^211411330140 is an apocalyptic number.

211411330140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

211411330140 is an abundant number, since it is smaller than the sum of its proper divisors (380540394420).

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

211411330140 is a wasteful number, since it uses less digits than its factorization.

211411330140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3523522181 (or 3523522179 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 211411330140 its reverse (41033114112), we get a palindrome (252444444252).

The spelling of 211411330140 in words is "two hundred eleven billion, four hundred eleven million, three hundred thirty thousand, one hundred forty".