20000222020044 has 72 divisors (see below), whose sum is σ = 57942097668000. Its totient is φ = 5698161165312.

The previous prime is 20000222020027. The next prime is 20000222020111. The reversal of 20000222020044 is 44002022200002.

20000222020044 is a `hidden beast` number, since 200 + 0 + 0 + 2 + 220 + 200 + 44 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 20000222019999 and 20000222020026.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 112327419 + ... + 112505330.

It is an arithmetic number, because the mean of its divisors is an integer number (804751356500).

Almost surely, 2^{20000222020044} is an apocalyptic number.

It is an amenable number.

20000222020044 is an abundant number, since it is smaller than the sum of its proper divisors (37941875647956).

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

20000222020044 is a wasteful number, since it uses less digits than its factorization.

20000222020044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 224833119 (or 224833114 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 18.

Adding to 20000222020044 its reverse (44002022200002), we get a palindrome (64002244220046).

The spelling of 20000222020044 in words is "twenty trillion, two hundred twenty-two million, twenty thousand, forty-four".