211443134124 has 48 divisors (see below), whose sum is σ = 510439749120. Its totient is φ = 68042694720.

The previous prime is 211443134087. The next prime is 211443134129. The reversal of 211443134124 is 421431344112.

It is a happy number.

211443134124 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 211443134091 and 211443134100.

It is not an unprimeable number, because it can be changed into a prime (211443134129) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3422589 + ... + 3483819.

It is an arithmetic number, because the mean of its divisors is an integer number (10634161440).

Almost surely, 2^211443134124 is an apocalyptic number.

It is an amenable number.

211443134124 is an abundant number, since it is smaller than the sum of its proper divisors (298996614996).

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

211443134124 is a wasteful number, since it uses less digits than its factorization.

211443134124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71190 (or 71188 counting only the distinct ones).

The product of its digits is 9216, while the sum is 30.

Adding to 211443134124 its reverse (421431344112), we get a palindrome (632874478236).

The spelling of 211443134124 in words is "two hundred eleven billion, four hundred forty-three million, one hundred thirty-four thousand, one hundred twenty-four".