421130212 has 12 divisors (see below), whose sum is σ = 775766320. Its totient is φ = 199482696.

The previous prime is 421130197. The next prime is 421130219. The reversal of 421130212 is 212031124.

It is not an unprimeable number, because it can be changed into a prime (421130219) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2770518 + ... + 2770669.

Almost surely, 2^421130212 is an apocalyptic number.

It is an amenable number.

421130212 is a deficient number, since it is larger than the sum of its proper divisors (354636108).

421130212 is a wasteful number, since it uses less digits than its factorization.

421130212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5541210 (or 5541208 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 421130212 is about 20521.4573556558. The cubic root of 421130212 is about 749.5583841665.

Adding to 421130212 its reverse (212031124), we get a palindrome (633161336).

The spelling of 421130212 in words is "four hundred twenty-one million, one hundred thirty thousand, two hundred twelve".