12300121112 has 32 divisors (see below), whose sum is σ = 24693757200. Its totient is φ = 5723249664.

The previous prime is 12300121049. The next prime is 12300121117. The reversal of 12300121112 is 21112100321.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12300121117) 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, 495998 + ... + 520205.

Almost surely, 2^12300121112 is an apocalyptic number.

It is an amenable number.

12300121112 is an abundant number, since it is smaller than the sum of its proper divisors (12393636088).

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

12300121112 is a wasteful number, since it uses less digits than its factorization.

12300121112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1016315 (or 1016311 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 14.

Adding to 12300121112 its reverse (21112100321), we get a palindrome (33412221433).

The spelling of 12300121112 in words is "twelve billion, three hundred million, one hundred twenty-one thousand, one hundred twelve".