12001231103040 has 168 divisors, whose sum is σ = 41801757229440. Its totient is φ = 3159817749504.

The previous prime is 12001231103021. The next prime is 12001231103041. The reversal of 12001231103040 is 4030113210021.

12001231103040 is a `hidden beast` number, since 120 + 0 + 1 + 231 + 10 + 304 + 0 = 666.

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

It is not an unprimeable number, because it can be changed into a prime (12001231103041) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 26146494 + ... + 26601533.

Almost surely, 2^{12001231103040} is an apocalyptic number.

12001231103040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12001231103040 is an abundant number, since it is smaller than the sum of its proper divisors (29800526126400).

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

12001231103040 is a wasteful number, since it uses less digits than its factorization.

12001231103040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52748129 (or 52748116 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 12001231103040 its reverse (4030113210021), we get a palindrome (16031344313061).

The spelling of 12001231103040 in words is "twelve trillion, one billion, two hundred thirty-one million, one hundred three thousand, forty".