131444401112 has 16 divisors (see below), whose sum is σ = 246491619000. Its totient is φ = 65713302720.

The previous prime is 131444401093. The next prime is 131444401181. The reversal of 131444401112 is 211104444131.

It is a happy number.

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, 1049237 + ... + 1167812.

Almost surely, 2^131444401112 is an apocalyptic number.

It is an amenable number.

131444401112 is a deficient number, since it is larger than the sum of its proper divisors (115047217888).

131444401112 is a wasteful number, since it uses less digits than its factorization.

131444401112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2224466 (or 2224462 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 26.

Adding to 131444401112 its reverse (211104444131), we get a palindrome (342548845243).

The spelling of 131444401112 in words is "one hundred thirty-one billion, four hundred forty-four million, four hundred one thousand, one hundred twelve".