212334431241105 has 64 divisors (see below), whose sum is σ = 377794957835520. Its totient is φ = 113151611155968.

The previous prime is 212334431241103. The next prime is 212334431241133. The reversal of 212334431241105 is 501142134433212.

212334431241105 is a `hidden beast` number, since 2 + 1 + 2 + 334 + 4 + 312 + 4 + 1 + 1 + 0 + 5 = 666.

It is not a de Polignac number, because 212334431241105 - 2¹ = 212334431241103 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 212334431241105.

It is not an unprimeable number, because it can be changed into a prime (212334431241103) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 808598509 + ... + 808861061.

It is an arithmetic number, because the mean of its divisors is an integer number (5903046216180).

Almost surely, 2^{212334431241105} is an apocalyptic number.

It is an amenable number.

212334431241105 is a deficient number, since it is larger than the sum of its proper divisors (165460526594415).

212334431241105 is a wasteful number, since it uses less digits than its factorization.

212334431241105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 267487 (or 267481 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 36.

Adding to 212334431241105 its reverse (501142134433212), we get a palindrome (713476565674317).

The spelling of 212334431241105 in words is "two hundred twelve trillion, three hundred thirty-four billion, four hundred thirty-one million, two hundred forty-one thousand, one hundred five".