213341144 has 8 divisors (see below), whose sum is σ = 400014660. Its totient is φ = 106670568.

The previous prime is 213341111. The next prime is 213341147. The reversal of 213341144 is 441143312.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213341147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13333814 + ... + 13333829.

Almost surely, 2^213341144 is an apocalyptic number.

It is an amenable number.

213341144 is a deficient number, since it is larger than the sum of its proper divisors (186673516).

213341144 is a wasteful number, since it uses less digits than its factorization.

213341144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26667649 (or 26667645 counting only the distinct ones).

The product of its digits is 1152, while the sum is 23.

The square root of 213341144 is about 14606.2022442523. The cubic root of 213341144 is about 597.5279250267.

Adding to 213341144 its reverse (441143312), we get a palindrome (654484456).

The spelling of 213341144 in words is "two hundred thirteen million, three hundred forty-one thousand, one hundred forty-four".