22246420020 has 48 divisors (see below), whose sum is σ = 67952703168. Its totient is φ = 5393071360.

The previous prime is 22246420003. The next prime is 22246420033. The reversal of 22246420020 is 2002464222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16852689 + ... + 16854008.

It is an arithmetic number, because the mean of its divisors is an integer number (1415681316).

Almost surely, 2^22246420020 is an apocalyptic number.

22246420020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22246420020 is an abundant number, since it is smaller than the sum of its proper divisors (45706283148).

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

22246420020 is a wasteful number, since it uses less digits than its factorization.

22246420020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33706720 (or 33706718 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 24.

Adding to 22246420020 its reverse (2002464222), we get a palindrome (24248884242).

The spelling of 22246420020 in words is "twenty-two billion, two hundred forty-six million, four hundred twenty thousand, twenty".