420300022 has 12 divisors (see below), whose sum is σ = 659054340. Its totient is φ = 201012548.

The previous prime is 420300019. The next prime is 420300029. The reversal of 420300022 is 220003024.

It is a junction number, because it is equal to n+sod(n) for n = 420299975 and 420300011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (420300029) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 197572 + ... + 199687.

It is an arithmetic number, because the mean of its divisors is an integer number (54921195).

Almost surely, 2^420300022 is an apocalyptic number.

420300022 is a deficient number, since it is larger than the sum of its proper divisors (238754318).

420300022 is a wasteful number, since it uses less digits than its factorization.

420300022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 397307 (or 397284 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 13.

The square root of 420300022 is about 20501.2200124773. The cubic root of 420300022 is about 749.0655158398.

Adding to 420300022 its reverse (220003024), we get a palindrome (640303046).

The spelling of 420300022 in words is "four hundred twenty million, three hundred thousand, twenty-two".