212124140241 has 16 divisors (see below), whose sum is σ = 304863222720. Its totient is φ = 130420198080.

The previous prime is 212124140219. The next prime is 212124140287. The reversal of 212124140241 is 142041421212.

It is a happy number.

It is not a de Polignac number, because 212124140241 - 2⁵ = 212124140209 is a prime.

It is not an unprimeable number, because it can be changed into a prime (212124140441) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 2408995 + ... + 2495496.

It is an arithmetic number, because the mean of its divisors is an integer number (19053951420).

Almost surely, 2^212124140241 is an apocalyptic number.

It is an amenable number.

212124140241 is a deficient number, since it is larger than the sum of its proper divisors (92739082479).

212124140241 is a wasteful number, since it uses less digits than its factorization.

212124140241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4905616.

The product of its (nonzero) digits is 1024, while the sum is 24.

Adding to 212124140241 its reverse (142041421212), we get a palindrome (354165561453).

The spelling of 212124140241 in words is "two hundred twelve billion, one hundred twenty-four million, one hundred forty thousand, two hundred forty-one".