12312242004112 has 20 divisors (see below), whose sum is σ = 24892141443840. Its totient is φ = 5888463567008.

The previous prime is 12312242004109. The next prime is 12312242004137. The reversal of 12312242004112 is 21140024221321.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16728589312 + ... + 16728590047.

It is an arithmetic number, because the mean of its divisors is an integer number (1244607072192).

Almost surely, 2^{12312242004112} is an apocalyptic number.

It is an amenable number.

12312242004112 is an abundant number, since it is smaller than the sum of its proper divisors (12579899439728).

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

12312242004112 is a wasteful number, since it uses less digits than its factorization.

12312242004112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33457179390 (or 33457179384 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 25.

Adding to 12312242004112 its reverse (21140024221321), we get a palindrome (33452266225433).

The spelling of 12312242004112 in words is "twelve trillion, three hundred twelve billion, two hundred forty-two million, four thousand, one hundred twelve".