12225282481020 has 96 divisors (see below), whose sum is σ = 39467106782208. Its totient is φ = 2769621507072.

The previous prime is 12225282480989. The next prime is 12225282481037. The reversal of 12225282481020 is 2018428252221.

It is a super-3 number, since 3×12225282481020³ (a number of 40 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 12225282481020.

It is a congruent number.

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, 128748184 + ... + 128843103.

It is an arithmetic number, because the mean of its divisors is an integer number (411115695648).

Almost surely, 2^{12225282481020} is an apocalyptic number.

12225282481020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12225282481020 is an abundant number, since it is smaller than the sum of its proper divisors (27241824301188).

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

12225282481020 is a wasteful number, since it uses less digits than its factorization.

12225282481020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 257591419 (or 257591417 counting only the distinct ones).

The product of its (nonzero) digits is 81920, while the sum is 39.

The spelling of 12225282481020 in words is "twelve trillion, two hundred twenty-five billion, two hundred eighty-two million, four hundred eighty-one thousand, twenty".