213203342 has 8 divisors (see below), whose sum is σ = 348878232. Its totient is φ = 96910600.

The previous prime is 213203323. The next prime is 213203359. The reversal of 213203342 is 243302312.

213203342 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4845509 + ... + 4845552.

It is an arithmetic number, because the mean of its divisors is an integer number (43609779).

Almost surely, 2^213203342 is an apocalyptic number.

213203342 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

213203342 is a deficient number, since it is larger than the sum of its proper divisors (135674890).

213203342 is a wasteful number, since it uses less digits than its factorization.

213203342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9691074.

The product of its (nonzero) digits is 864, while the sum is 20.

The square root of 213203342 is about 14601.4842396244. The cubic root of 213203342 is about 597.3992449285.

Adding to 213203342 its reverse (243302312), we get a palindrome (456505654).

The spelling of 213203342 in words is "two hundred thirteen million, two hundred three thousand, three hundred forty-two".