420330212 has 24 divisors (see below), whose sum is σ = 771544704. Its totient is φ = 200130912.

The previous prime is 420330167. The next prime is 420330257. The reversal of 420330212 is 212033024.

It is an interprime number because it is at equal distance from previous prime (420330167) and next prime (420330257).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23258 + ... + 37169.

It is an arithmetic number, because the mean of its divisors is an integer number (32147696).

Almost surely, 2^420330212 is an apocalyptic number.

It is an amenable number.

420330212 is a deficient number, since it is larger than the sum of its proper divisors (351214492).

420330212 is a wasteful number, since it uses less digits than its factorization.

420330212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60515 (or 60513 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 420330212 is about 20501.9562969001. The cubic root of 420330212 is about 749.0834504462.

Adding to 420330212 its reverse (212033024), we get a palindrome (632363236).

The spelling of 420330212 in words is "four hundred twenty million, three hundred thirty thousand, two hundred twelve".