12222053541252 has 60 divisors (see below), whose sum is σ = 33830324686620. Its totient is φ = 3834369736704.

The previous prime is 12222053541211. The next prime is 12222053541289. The reversal of 12222053541252 is 25214535022221.

12222053541252 is a `hidden beast` number, since 1 + 2 + 2 + 2 + 205 + 35 + 412 + 5 + 2 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 11467542413376 + 754511127876 = 3386376^2 + 868626^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 1109476477 + ... + 1109487492.

It is an arithmetic number, because the mean of its divisors is an integer number (563838744777).

Almost surely, 2^{12222053541252} is an apocalyptic number.

12222053541252 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12222053541252 is an abundant number, since it is smaller than the sum of its proper divisors (21608271145368).

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

12222053541252 is a wasteful number, since it uses less digits than its factorization.

12222053541252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2218964002 (or 2218963991 counting only the distinct ones).

The product of its (nonzero) digits is 96000, while the sum is 36.

Adding to 12222053541252 its reverse (25214535022221), we get a palindrome (37436588563473).

The spelling of 12222053541252 in words is "twelve trillion, two hundred twenty-two billion, fifty-three million, five hundred forty-one thousand, two hundred fifty-two".