12052421022132 has 18 divisors (see below), whose sum is σ = 30465842028258. Its totient is φ = 4017473674032.

The previous prime is 12052421022121. The next prime is 12052421022133. The reversal of 12052421022132 is 23122012425021.

12052421022132 is a `hidden beast` number, since 1 + 2 + 0 + 524 + 2 + 1 + 0 + 2 + 2 + 132 = 666.

It can be written as a sum of positive squares in only one way, i.e., 12013752159396 + 38668862736 = 3466086^2 + 196644^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a junction number, because it is equal to n+sod(n) for n = 12052421022096 and 12052421022105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12052421022133) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 167394736383 + ... + 167394736454.

Almost surely, 2^{12052421022132} is an apocalyptic number.

12052421022132 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12052421022132 is an abundant number, since it is smaller than the sum of its proper divisors (18413421006126).

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

12052421022132 is a wasteful number, since it uses less digits than its factorization.

12052421022132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 334789472847 (or 334789472842 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 27.

Adding to 12052421022132 its reverse (23122012425021), we get a palindrome (35174433447153).

The spelling of 12052421022132 in words is "twelve trillion, fifty-two billion, four hundred twenty-one million, twenty-two thousand, one hundred thirty-two".