12031201315444 has 12 divisors (see below), whose sum is σ = 21271660058404. Its totient is φ = 5953584155904.

The previous prime is 12031201315439. The next prime is 12031201315451. The reversal of 12031201315444 is 44451310213021.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 3738886304400 + 8292315011044 = 1933620^2 + 2879638^2 .

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, 15504125019 + ... + 15504125794.

Almost surely, 2^{12031201315444} is an apocalyptic number.

It is an amenable number.

12031201315444 is a deficient number, since it is larger than the sum of its proper divisors (9240458742960).

12031201315444 is a wasteful number, since it uses less digits than its factorization.

12031201315444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31008250914 (or 31008250912 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 31.

Adding to 12031201315444 its reverse (44451310213021), we get a palindrome (56482511528465).

The spelling of 12031201315444 in words is "twelve trillion, thirty-one billion, two hundred one million, three hundred fifteen thousand, four hundred forty-four".