213144350 has 12 divisors (see below), whose sum is σ = 396448584. Its totient is φ = 85257720.

The previous prime is 213144331. The next prime is 213144361. The reversal of 213144350 is 53441312.

213144350 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2131394 + ... + 2131493.

It is an arithmetic number, because the mean of its divisors is an integer number (33037382).

Almost surely, 2^213144350 is an apocalyptic number.

213144350 is a deficient number, since it is larger than the sum of its proper divisors (183304234).

213144350 is a wasteful number, since it uses less digits than its factorization.

213144350 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4262899 (or 4262894 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 213144350 is about 14599.4640312581. The cubic root of 213144350 is about 597.3441409969.

Adding to 213144350 its reverse (53441312), we get a palindrome (266585662).

The spelling of 213144350 in words is "two hundred thirteen million, one hundred forty-four thousand, three hundred fifty".