12204131214132 has 144 divisors (see below), whose sum is σ = 36253078085952. Its totient is φ = 3412753367040.

The previous prime is 12204131214109. The next prime is 12204131214137. The reversal of 12204131214132 is 23141213140221.

12204131214132 is a `hidden beast` number, since 1 + 2 + 2 + 0 + 413 + 1 + 214 + 1 + 32 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 12204131214096 and 12204131214105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12204131214137) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 17506228 + ... + 18190004.

It is an arithmetic number, because the mean of its divisors is an integer number (251757486708).

Almost surely, 2^{12204131214132} is an apocalyptic number.

12204131214132 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12204131214132, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18126539042976).

12204131214132 is an abundant number, since it is smaller than the sum of its proper divisors (24048946871820).

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

12204131214132 is a wasteful number, since it uses less digits than its factorization.

12204131214132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 687278 (or 687273 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

Adding to 12204131214132 its reverse (23141213140221), we get a palindrome (35345344354353).

The spelling of 12204131214132 in words is "twelve trillion, two hundred four billion, one hundred thirty-one million, two hundred fourteen thousand, one hundred thirty-two".