4022402220020 has 48 divisors (see below), whose sum is σ = 8685000769536. Its totient is φ = 1563925536000.

The previous prime is 4022402219971. The next prime is 4022402220029. The reversal of 4022402220020 is 200222042204.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 4022402219974 and 4022402220001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4022402220029) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8828276 + ... + 9272715.

It is an arithmetic number, because the mean of its divisors is an integer number (180937516032).

Almost surely, 2^{4022402220020} is an apocalyptic number.

It is an amenable number.

4022402220020 is an abundant number, since it is smaller than the sum of its proper divisors (4662598549516).

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

4022402220020 is a wasteful number, since it uses less digits than its factorization.

4022402220020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18101312 (or 18101310 counting only the distinct ones).

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

Adding to 4022402220020 its reverse (200222042204), we get a palindrome (4222624262224).

The spelling of 4022402220020 in words is "four trillion, twenty-two billion, four hundred two million, two hundred twenty thousand, twenty".