352223211 has 16 divisors (see below), whose sum is σ = 479031840. Its totient is φ = 230142720.

The previous prime is 352223203. The next prime is 352223227. The reversal of 352223211 is 112322253.

It is not a de Polignac number, because 352223211 - 2³ = 352223203 is a prime.

It is a super-2 number, since 2×352223211² = 248122380734301042, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (352223281) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 50335 + ... + 56903.

It is an arithmetic number, because the mean of its divisors is an integer number (29939490).

Almost surely, 2^352223211 is an apocalyptic number.

352223211 is a deficient number, since it is larger than the sum of its proper divisors (126808629).

352223211 is a wasteful number, since it uses less digits than its factorization.

352223211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6926.

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

The square root of 352223211 is about 18767.6106896962. The cubic root of 352223211 is about 706.2188803371.

Adding to 352223211 its reverse (112322253), we get a palindrome (464545464).

The spelling of 352223211 in words is "three hundred fifty-two million, two hundred twenty-three thousand, two hundred eleven".