20042022020040 has 96 divisors (see below), whose sum is σ = 65157994582200. Its totient is φ = 5342781419520.

The previous prime is 20042022020029. The next prime is 20042022020113. The reversal of 20042022020040 is 4002022024002.

20042022020040 is a `hidden beast` number, since 2 + 0 + 0 + 420 + 2 + 2 + 0 + 200 + 40 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 19344673434564 + 697348585476 = 4398258^2 + 835074^2 .

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 = 20042022019995 and 20042022020022.

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, 8058855 + ... + 10248374.

Almost surely, 2^{20042022020040} is an apocalyptic number.

20042022020040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20042022020040 is an abundant number, since it is smaller than the sum of its proper divisors (45115972562160).

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

20042022020040 is a wasteful number, since it uses less digits than its factorization.

20042022020040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18310287 (or 18310280 counting only the distinct ones).

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

Adding to 20042022020040 its reverse (4002022024002), we get a palindrome (24044044044042).

The spelling of 20042022020040 in words is "twenty trillion, forty-two billion, twenty-two million, twenty thousand, forty".