20000222404 has 24 divisors (see below), whose sum is σ = 35581121856. Its totient is φ = 9835500000.

The previous prime is 20000222357. The next prime is 20000222419. The reversal of 20000222404 is 40422200002.

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, 102922 + ... + 224929.

It is an arithmetic number, because the mean of its divisors is an integer number (1482546744).

Almost surely, 2^20000222404 is an apocalyptic number.

It is an amenable number.

20000222404 is a deficient number, since it is larger than the sum of its proper divisors (15580899452).

20000222404 is a wasteful number, since it uses less digits than its factorization.

20000222404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 328107 (or 328105 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 16.

Adding to 20000222404 its reverse (40422200002), we get a palindrome (60422422406).

The spelling of 20000222404 in words is "twenty billion, two hundred twenty-two thousand, four hundred four".