342221211 has 12 divisors (see below), whose sum is σ = 494480688. Its totient is φ = 228073104.

The previous prime is 342221171. The next prime is 342221213. The reversal of 342221211 is 112122243.

It is a happy number.

It is not a de Polignac number, because 342221211 - 2¹⁴ = 342204827 is a prime.

It is not an unprimeable number, because it can be changed into a prime (342221213) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 46746 + ... + 53568.

It is an arithmetic number, because the mean of its divisors is an integer number (41206724).

Almost surely, 2^342221211 is an apocalyptic number.

342221211 is a deficient number, since it is larger than the sum of its proper divisors (152259477).

342221211 is a wasteful number, since it uses less digits than its factorization.

342221211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12402 (or 12399 counting only the distinct ones).

The product of its digits is 192, while the sum is 18.

The square root of 342221211 is about 18499.2219025558. The cubic root of 342221211 is about 699.4698100927.

Adding to 342221211 its reverse (112122243), we get a palindrome (454343454).

The spelling of 342221211 in words is "three hundred forty-two million, two hundred twenty-one thousand, two hundred eleven".