404020040222 has 4 divisors (see below), whose sum is σ = 606030060336. Its totient is φ = 202010020110.

The previous prime is 404020040173. The next prime is 404020040299. The reversal of 404020040222 is 222040020404.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 404020040194 and 404020040203.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101005010054 + ... + 101005010057.

It is an arithmetic number, because the mean of its divisors is an integer number (151507515084).

Almost surely, 2^404020040222 is an apocalyptic number.

404020040222 is a deficient number, since it is larger than the sum of its proper divisors (202010020114).

404020040222 is a wasteful number, since it uses less digits than its factorization.

404020040222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 202010020113.

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

Adding to 404020040222 its reverse (222040020404), we get a palindrome (626060060626).

The spelling of 404020040222 in words is "four hundred four billion, twenty million, forty thousand, two hundred twenty-two".