12230111112102 has 32 divisors (see below), whose sum is σ = 29268641979360. Its totient is φ = 3763111111200.

The previous prime is 12230111112097. The next prime is 12230111112103. The reversal of 12230111112102 is 20121111103221.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12230111112103) 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, 8710904649 + ... + 8710906052.

It is an arithmetic number, because the mean of its divisors is an integer number (914645061855).

Almost surely, 2^{12230111112102} is an apocalyptic number.

12230111112102 is an abundant number, since it is smaller than the sum of its proper divisors (17038530867258).

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

12230111112102 is a wasteful number, since it uses less digits than its factorization.

12230111112102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17421810725 (or 17421810719 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 18.

Adding to 12230111112102 its reverse (20121111103221), we get a palindrome (32351222215323).

The spelling of 12230111112102 in words is "twelve trillion, two hundred thirty billion, one hundred eleven million, one hundred twelve thousand, one hundred two".