12130023331112 has 32 divisors (see below), whose sum is σ = 24033067718400. Its totient is φ = 5727881125824.

The previous prime is 12130023331093. The next prime is 12130023331117. The reversal of 12130023331112 is 21113332003121.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is not an unprimeable number, because it can be changed into a prime (12130023331117) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 417226223 + ... + 417255294.

It is an arithmetic number, because the mean of its divisors is an integer number (751033366200).

Almost surely, 2^{12130023331112} is an apocalyptic number.

It is an amenable number.

12130023331112 is a deficient number, since it is larger than the sum of its proper divisors (11903044387288).

12130023331112 is a wasteful number, since it uses less digits than its factorization.

12130023331112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 834481625 (or 834481621 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 23.

Adding to 12130023331112 its reverse (21113332003121), we get a palindrome (33243355334233).

The spelling of 12130023331112 in words is "twelve trillion, one hundred thirty billion, twenty-three million, three hundred thirty-one thousand, one hundred twelve".