213141124 has 48 divisors (see below), whose sum is σ = 438713856. Its totient is φ = 88704000.

The previous prime is 213141113. The next prime is 213141157. The reversal of 213141124 is 421141312.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 460117 + ... + 460579.

It is an arithmetic number, because the mean of its divisors is an integer number (9139872).

Almost surely, 2^213141124 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 213141124, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (219356928).

213141124 is an abundant number, since it is smaller than the sum of its proper divisors (225572732).

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

213141124 is a wasteful number, since it uses less digits than its factorization.

213141124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 916 (or 914 counting only the distinct ones).

The product of its digits is 192, while the sum is 19.

The square root of 213141124 is about 14599.3535473322. The cubic root of 213141124 is about 597.3411273242.

Adding to 213141124 its reverse (421141312), we get a palindrome (634282436).

The spelling of 213141124 in words is "two hundred thirteen million, one hundred forty-one thousand, one hundred twenty-four".