22502226340 has 48 divisors (see below), whose sum is σ = 51562453824. Its totient is φ = 8180739200.

The previous prime is 22502226317. The next prime is 22502226343. The reversal of 22502226340 is 4362220522.

It is a junction number, because it is equal to n+sod(n) for n = 22502226299 and 22502226308.

It is not an unprimeable number, because it can be changed into a prime (22502226343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1248795 + ... + 1266685.

It is an arithmetic number, because the mean of its divisors is an integer number (1074217788).

Almost surely, 2^22502226340 is an apocalyptic number.

22502226340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22502226340 is an abundant number, since it is smaller than the sum of its proper divisors (29060227484).

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

22502226340 is a wasteful number, since it uses less digits than its factorization.

22502226340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23628 (or 23626 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 28.

Adding to 22502226340 its reverse (4362220522), we get a palindrome (26864446862).

It can be divided in two parts, 22502 and 226340, that added together give a palindrome (248842).

The spelling of 22502226340 in words is "twenty-two billion, five hundred two million, two hundred twenty-six thousand, three hundred forty".