22140300020 has 24 divisors (see below), whose sum is σ = 48516136704. Its totient is φ = 8471071136.

The previous prime is 22140300001. The next prime is 22140300023. The reversal of 22140300020 is 2000304122.

It is a super-2 number, since 2×22140300020² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 22140299968 and 22140300004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22140300023) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24065084 + ... + 24066003.

It is an arithmetic number, because the mean of its divisors is an integer number (2021505696).

Almost surely, 2^22140300020 is an apocalyptic number.

22140300020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22140300020 is an abundant number, since it is smaller than the sum of its proper divisors (26375836684).

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

22140300020 is a wasteful number, since it uses less digits than its factorization.

22140300020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48131119 (or 48131117 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 14.

Adding to 22140300020 its reverse (2000304122), we get a palindrome (24140604142).

The spelling of 22140300020 in words is "twenty-two billion, one hundred forty million, three hundred thousand, twenty".