12240201204312 has 16 divisors (see below), whose sum is σ = 30600503010840. Its totient is φ = 4080067068096.

The previous prime is 12240201204293. The next prime is 12240201204419. The reversal of 12240201204312 is 21340210204221.

It is a Harshad number since it is a multiple of its sum of digits (24), and also a Moran number because the ratio is a prime number: 510008383513 = 12240201204312 / (1 + 2 + 2 + 4 + 0 + 2 + 0 + 1 + 2 + 0 + 4 + 3 + 1 + 2).

It is a congruent number.

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, 255004191733 + ... + 255004191780.

Almost surely, 2^{12240201204312} is an apocalyptic number.

12240201204312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12240201204312 is an abundant number, since it is smaller than the sum of its proper divisors (18360301806528).

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

12240201204312 is a wasteful number, since it uses less digits than its factorization.

12240201204312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 510008383522 (or 510008383518 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 24.

Adding to 12240201204312 its reverse (21340210204221), we get a palindrome (33580411408533).

The spelling of 12240201204312 in words is "twelve trillion, two hundred forty billion, two hundred one million, two hundred four thousand, three hundred twelve".