213144513113 has 8 divisors (see below), whose sum is σ = 251993513280. Its totient is φ = 176395458960.

The previous prime is 213144513053. The next prime is 213144513137. The reversal of 213144513113 is 311315441312.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 213144513113 - 2²⁶ = 213077404249 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (213144513143) 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 7 ways as a sum of consecutive naturals, for example, 524986283 + ... + 524986688.

It is an arithmetic number, because the mean of its divisors is an integer number (31499189160).

Almost surely, 2^213144513113 is an apocalyptic number.

It is an amenable number.

213144513113 is a deficient number, since it is larger than the sum of its proper divisors (38849000167).

213144513113 is a wasteful number, since it uses less digits than its factorization.

213144513113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1049973007.

The product of its digits is 4320, while the sum is 29.

Adding to 213144513113 its reverse (311315441312), we get a palindrome (524459954425).

The spelling of 213144513113 in words is "two hundred thirteen billion, one hundred forty-four million, five hundred thirteen thousand, one hundred thirteen".