330042211 has 4 divisors (see below), whose sum is σ = 330108352. Its totient is φ = 329976072.

The previous prime is 330042187. The next prime is 330042259. The reversal of 330042211 is 112240033.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 112240033 = 6133 ⋅18301.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-330042211 is a prime.

It is a super-2 number, since 2×330042211² = 217855722083537042, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (330042311) 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, 24915 + ... + 35788.

It is an arithmetic number, because the mean of its divisors is an integer number (82527088).

Almost surely, 2^330042211 is an apocalyptic number.

330042211 is a deficient number, since it is larger than the sum of its proper divisors (66141).

330042211 is an equidigital number, since it uses as much as digits as its factorization.

330042211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66140.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 330042211 is about 18167.0639069719. The cubic root of 330042211 is about 691.0717859747.

Adding to 330042211 its reverse (112240033), we get a palindrome (442282244).

The spelling of 330042211 in words is "three hundred thirty million, forty-two thousand, two hundred eleven".