213011144213124 has 24 divisors (see below), whose sum is σ = 501671106000288. Its totient is φ = 70340128618240.

The previous prime is 213011144213123. The next prime is 213011144213141. The reversal of 213011144213124 is 421312441110312.

It is a junction number, because it is equal to n+sod(n) for n = 213011144213091 and 213011144213100.

It is not an unprimeable number, because it can be changed into a prime (213011144213123) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 82948263597 + ... + 82948266164.

It is an arithmetic number, because the mean of its divisors is an integer number (20902962750012).

Almost surely, 2^{213011144213124} is an apocalyptic number.

It is an amenable number.

213011144213124 is an abundant number, since it is smaller than the sum of its proper divisors (288659961787164).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

213011144213124 is a wasteful number, since it uses less digits than its factorization.

213011144213124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 165896529875 (or 165896529873 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 30.

Adding to 213011144213124 its reverse (421312441110312), we get a palindrome (634323585323436).

The spelling of 213011144213124 in words is "two hundred thirteen trillion, eleven billion, one hundred forty-four million, two hundred thirteen thousand, one hundred twenty-four".