211411342143 has 8 divisors (see below), whose sum is σ = 313201988400. Its totient is φ = 140940894744.

The previous prime is 211411342141. The next prime is 211411342157. The reversal of 211411342143 is 341243114112.

It is a happy number.

211411342143 is a `hidden beast` number, since 2 + 1 + 1 + 411 + 34 + 214 + 3 = 666.

211411342143 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 211411342143 - 2¹ = 211411342141 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 7830049709 = 211411342143 / (2 + 1 + 1 + 4 + 1 + 1 + 3 + 4 + 2 + 1 + 4 + 3).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211411342141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3915024828 + ... + 3915024881.

It is an arithmetic number, because the mean of its divisors is an integer number (39150248550).

Almost surely, 2^211411342143 is an apocalyptic number.

211411342143 is a deficient number, since it is larger than the sum of its proper divisors (101790646257).

211411342143 is an equidigital number, since it uses as much as digits as its factorization.

211411342143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7830049718 (or 7830049712 counting only the distinct ones).

The product of its digits is 2304, while the sum is 27.

Adding to 211411342143 its reverse (341243114112), we get a palindrome (552654456255).

The spelling of 211411342143 in words is "two hundred eleven billion, four hundred eleven million, three hundred forty-two thousand, one hundred forty-three".