420024220022 has 8 divisors (see below), whose sum is σ = 687312360072. Its totient is φ = 190920100000.

The previous prime is 420024220019. The next prime is 420024220061. The reversal of 420024220022 is 220022420024.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 420024219976 and 420024220003.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9546004979 + ... + 9546005022.

It is an arithmetic number, because the mean of its divisors is an integer number (85914045009).

Almost surely, 2^420024220022 is an apocalyptic number.

420024220022 is a deficient number, since it is larger than the sum of its proper divisors (267288140050).

420024220022 is a wasteful number, since it uses less digits than its factorization.

420024220022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19092010014.

The product of its (nonzero) digits is 1024, while the sum is 20.

Adding to 420024220022 its reverse (220022420024), we get a palindrome (640046640046).

It can be divided in two parts, 420024 and 220022, that added together give a palindrome (640046).

The spelling of 420024220022 in words is "four hundred twenty billion, twenty-four million, two hundred twenty thousand, twenty-two".