12001311131302 has 4 divisors (see below), whose sum is σ = 18001966696956. Its totient is φ = 6000655565650.

The previous prime is 12001311131273. The next prime is 12001311131417. The reversal of 12001311131302 is 20313111310021.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 12001311131302.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3000327782824 + ... + 3000327782827.

It is an arithmetic number, because the mean of its divisors is an integer number (4500491674239).

Almost surely, 2^{12001311131302} is an apocalyptic number.

12001311131302 is a deficient number, since it is larger than the sum of its proper divisors (6000655565654).

12001311131302 is an equidigital number, since it uses as much as digits as its factorization.

12001311131302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6000655565653.

The product of its (nonzero) digits is 108, while the sum is 19.

Adding to 12001311131302 its reverse (20313111310021), we get a palindrome (32314422441323).

The spelling of 12001311131302 in words is "twelve trillion, one billion, three hundred eleven million, one hundred thirty-one thousand, three hundred two".