213244610044133 has 4 divisors (see below), whose sum is σ = 213318473784480. Its totient is φ = 213170746303788.

The previous prime is 213244610044099. The next prime is 213244610044163. The reversal of 213244610044133 is 331440016442312.

213244610044133 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 213244610044133 - 2¹⁸ = 213244609781989 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213244610044163) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36931865843 + ... + 36931871616.

It is an arithmetic number, because the mean of its divisors is an integer number (53329618446120).

Almost surely, 2^{213244610044133} is an apocalyptic number.

It is an amenable number.

213244610044133 is a deficient number, since it is larger than the sum of its proper divisors (73863740347).

213244610044133 is an equidigital number, since it uses as much as digits as its factorization.

213244610044133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73863740346.

The product of its (nonzero) digits is 165888, while the sum is 38.

Adding to 213244610044133 its reverse (331440016442312), we get a palindrome (544684626486445).

The spelling of 213244610044133 in words is "two hundred thirteen trillion, two hundred forty-four billion, six hundred ten million, forty-four thousand, one hundred thirty-three".