12220130121132 has 48 divisors (see below), whose sum is σ = 30408110570880. Its totient is φ = 3806185251072.

The previous prime is 12220130121131. The next prime is 12220130121137. The reversal of 12220130121132 is 23112103102221.

12220130121132 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×12220130121132² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12220130121099 and 12220130121108.

It is not an unprimeable number, because it can be changed into a prime (12220130121131) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 215448618 + ... + 215505329.

It is an arithmetic number, because the mean of its divisors is an integer number (633502303560).

Almost surely, 2^{12220130121132} is an apocalyptic number.

12220130121132 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12220130121132 is an abundant number, since it is smaller than the sum of its proper divisors (18187980449748).

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

12220130121132 is a wasteful number, since it uses less digits than its factorization.

12220130121132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 430954110 (or 430954108 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 12220130121132 its reverse (23112103102221), we get a palindrome (35332233223353).

The spelling of 12220130121132 in words is "twelve trillion, two hundred twenty billion, one hundred thirty million, one hundred twenty-one thousand, one hundred thirty-two".