213352122 has 16 divisors (see below), whose sum is σ = 426847392. Its totient is φ = 71093520.

The previous prime is 213352109. The next prime is 213352127. The reversal of 213352122 is 221253312.

It is not an unprimeable number, because it can be changed into a prime (213352127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32133 + ... + 38199.

It is an arithmetic number, because the mean of its divisors is an integer number (26677962).

Almost surely, 2^213352122 is an apocalyptic number.

213352122 is an abundant number, since it is smaller than the sum of its proper divisors (213495270).

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

213352122 is a wasteful number, since it uses less digits than its factorization.

213352122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11933.

The product of its digits is 720, while the sum is 21.

The square root of 213352122 is about 14606.5780386783. The cubic root of 213352122 is about 597.5381739468.

The spelling of 213352122 in words is "two hundred thirteen million, three hundred fifty-two thousand, one hundred twenty-two".