213133240140441 has 4 divisors (see below), whose sum is σ = 284177653520592. Its totient is φ = 142088826760292.

The previous prime is 213133240140419. The next prime is 213133240140449. The reversal of 213133240140441 is 144041042331312.

It is a happy number.

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 213133240140441 - 2⁵ = 213133240140409 is a prime.

It is not an unprimeable number, because it can be changed into a prime (213133240140449) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35522206690071 + ... + 35522206690076.

It is an arithmetic number, because the mean of its divisors is an integer number (71044413380148).

Almost surely, 2^{213133240140441} is an apocalyptic number.

It is an amenable number.

213133240140441 is a deficient number, since it is larger than the sum of its proper divisors (71044413380151).

213133240140441 is an equidigital number, since it uses as much as digits as its factorization.

213133240140441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71044413380150.

The product of its (nonzero) digits is 27648, while the sum is 33.

Adding to 213133240140441 its reverse (144041042331312), we get a palindrome (357174282471753).

The spelling of 213133240140441 in words is "two hundred thirteen trillion, one hundred thirty-three billion, two hundred forty million, one hundred forty thousand, four hundred forty-one".