22002242020 has 24 divisors (see below), whose sum is σ = 50405136768. Its totient is φ = 8000815200.

The previous prime is 22002241997. The next prime is 22002242069. The reversal of 22002242020 is 2024220022.

It is a junction number, because it is equal to n+sod(n) for n = 22002241985 and 22002242003.

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, 50004876 + ... + 50005315.

It is an arithmetic number, because the mean of its divisors is an integer number (2100214032).

Almost surely, 2^22002242020 is an apocalyptic number.

22002242020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22002242020 is an abundant number, since it is smaller than the sum of its proper divisors (28402894748).

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

22002242020 is a wasteful number, since it uses less digits than its factorization.

22002242020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100010211 (or 100010209 counting only the distinct ones).

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

Adding to 22002242020 its reverse (2024220022), we get a palindrome (24026462042).

The spelling of 22002242020 in words is "twenty-two billion, two million, two hundred forty-two thousand, twenty".