213044122 has 8 divisors (see below), whose sum is σ = 320904000. Its totient is φ = 106076124.

The previous prime is 213044053. The next prime is 213044123. The reversal of 213044122 is 221440312.

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

It is a self number, because there is not a number n which added to its sum of digits gives 213044122.

It is not an unprimeable number, because it can be changed into a prime (213044123) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 222372 + ... + 223327.

It is an arithmetic number, because the mean of its divisors is an integer number (40113000).

Almost surely, 2^213044122 is an apocalyptic number.

213044122 is a deficient number, since it is larger than the sum of its proper divisors (107859878).

213044122 is a wasteful number, since it uses less digits than its factorization.

213044122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 445940.

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 213044122 is about 14596.0310358673. The cubic root of 213044122 is about 597.2504955473.

Adding to 213044122 its reverse (221440312), we get a palindrome (434484434).

The spelling of 213044122 in words is "two hundred thirteen million, forty-four thousand, one hundred twenty-two".