213101343 has 36 divisors (see below), whose sum is σ = 385622328. Its totient is φ = 112402080.

The previous prime is 213101327. The next prime is 213101351. The reversal of 213101343 is 343101312.

It is not a de Polignac number, because 213101343 - 2⁴ = 213101327 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213101543) 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 35 ways as a sum of consecutive naturals, for example, 12853 + ... + 24318.

Almost surely, 2^213101343 is an apocalyptic number.

213101343 is a deficient number, since it is larger than the sum of its proper divisors (172520985).

213101343 is a wasteful number, since it uses less digits than its factorization.

213101343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37204 (or 37194 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

The square root of 213101343 is about 14597.9910604165. The cubic root of 213101343 is about 597.3039621111.

Adding to 213101343 its reverse (343101312), we get a palindrome (556202655).

It can be divided in two parts, 213101 and 343, that added together give a square (213444 = 462²).

The spelling of 213101343 in words is "two hundred thirteen million, one hundred one thousand, three hundred forty-three".