12231021311130 has 16 divisors (see below), whose sum is σ = 29354451146784. Its totient is φ = 3261605682960.

The previous prime is 12231021311051. The next prime is 12231021311137. The reversal of 12231021311130 is 3111312013221.

It is a junction number, because it is equal to n+sod(n) for n = 12231021311097 and 12231021311106.

It is not an unprimeable number, because it can be changed into a prime (12231021311137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 203850355156 + ... + 203850355215.

It is an arithmetic number, because the mean of its divisors is an integer number (1834653196674).

Almost surely, 2^{12231021311130} is an apocalyptic number.

12231021311130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12231021311130 is an abundant number, since it is smaller than the sum of its proper divisors (17123429835654).

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

12231021311130 is a wasteful number, since it uses less digits than its factorization.

12231021311130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 407700710381.

The product of its (nonzero) digits is 216, while the sum is 21.

Adding to 12231021311130 its reverse (3111312013221), we get a palindrome (15342333324351).

The spelling of 12231021311130 in words is "twelve trillion, two hundred thirty-one billion, twenty-one million, three hundred eleven thousand, one hundred thirty".