12222220231130 has 48 divisors (see below), whose sum is σ = 27225692970624. Its totient is φ = 3868131234240.

The previous prime is 12222220231121. The next prime is 12222220231141. The reversal of 12222220231130 is 3113202222221.

It is a happy number.

12222220231130 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 12222220231096 and 12222220231105.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 516565526 + ... + 516589185.

It is an arithmetic number, because the mean of its divisors is an integer number (567201936888).

Almost surely, 2^{12222220231130} is an apocalyptic number.

12222220231130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12222220231130 is an abundant number, since it is smaller than the sum of its proper divisors (15003472739494).

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

12222220231130 is a wasteful number, since it uses less digits than its factorization.

12222220231130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1033154751 (or 1033154738 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 12222220231130 its reverse (3113202222221), we get a palindrome (15335422453351).

The spelling of 12222220231130 in words is "twelve trillion, two hundred twenty-two billion, two hundred twenty million, two hundred thirty-one thousand, one hundred thirty".