213243234041 has 4 divisors (see below), whose sum is σ = 214922314752. Its totient is φ = 211564153332.

The previous prime is 213243234037. The next prime is 213243234073. The reversal of 213243234041 is 140432342312.

213243234041 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 213243234041 - 2² = 213243234037 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 213243233995 and 213243234013.

It is not an unprimeable number, because it can be changed into a prime (213243254041) 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 3 ways as a sum of consecutive naturals, for example, 839540165 + ... + 839540418.

It is an arithmetic number, because the mean of its divisors is an integer number (53730578688).

Almost surely, 2^213243234041 is an apocalyptic number.

It is an amenable number.

213243234041 is a deficient number, since it is larger than the sum of its proper divisors (1679080711).

213243234041 is a wasteful number, since it uses less digits than its factorization.

213243234041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1679080710.

The product of its (nonzero) digits is 13824, while the sum is 29.

Adding to 213243234041 its reverse (140432342312), we get a palindrome (353675576353).

The spelling of 213243234041 in words is "two hundred thirteen billion, two hundred forty-three million, two hundred thirty-four thousand, forty-one".