22220401404 has 24 divisors (see below), whose sum is σ = 51853997440. Its totient is φ = 7405887024.

The previous prime is 22220401397. The next prime is 22220401477. The reversal of 22220401404 is 40410402222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8944 + ... + 210999.

Almost surely, 2^22220401404 is an apocalyptic number.

It is an amenable number.

22220401404 is an abundant number, since it is smaller than the sum of its proper divisors (29633596036).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22220401404 is a wasteful number, since it uses less digits than its factorization.

22220401404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 228369 (or 228367 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 21.

Adding to 22220401404 its reverse (40410402222), we get a palindrome (62630803626).

The spelling of 22220401404 in words is "twenty-two billion, two hundred twenty million, four hundred one thousand, four hundred four".