22242132104520 has 128 divisors (see below), whose sum is σ = 67765735814400. Its totient is φ = 5839421558784.

The previous prime is 22242132104519. The next prime is 22242132104539. The reversal of 22242132104520 is 2540123124222.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1980652 + ... + 6957531.

It is an arithmetic number, because the mean of its divisors is an integer number (529419811050).

Almost surely, 2^{22242132104520} is an apocalyptic number.

22242132104520 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22242132104520 is an abundant number, since it is smaller than the sum of its proper divisors (45523603709880).

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

22242132104520 is a wasteful number, since it uses less digits than its factorization.

22242132104520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8938519 (or 8938515 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 30.

Adding to 22242132104520 its reverse (2540123124222), we get a palindrome (24782255228742).

The spelling of 22242132104520 in words is "twenty-two trillion, two hundred forty-two billion, one hundred thirty-two million, one hundred four thousand, five hundred twenty".