420013112 has 16 divisors (see below), whose sum is σ = 788493840. Its totient is φ = 209748096.

The previous prime is 420013073. The next prime is 420013133. The reversal of 420013112 is 211310024.

It is a super-2 number, since 2×420013112² = 352822028503849088, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25313 + ... + 38480.

It is an arithmetic number, because the mean of its divisors is an integer number (49280865).

Almost surely, 2^420013112 is an apocalyptic number.

It is an amenable number.

420013112 is a deficient number, since it is larger than the sum of its proper divisors (368480728).

420013112 is a wasteful number, since it uses less digits than its factorization.

420013112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64622 (or 64618 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 420013112 is about 20494.2214294664. The cubic root of 420013112 is about 748.8950318229.

Adding to 420013112 its reverse (211310024), we get a palindrome (631323136).

The spelling of 420013112 in words is "four hundred twenty million, thirteen thousand, one hundred twelve".