131403402244 has 12 divisors (see below), whose sum is σ = 230021474368. Its totient is φ = 65682981000.

The previous prime is 131403402233. The next prime is 131403402259. The reversal of 131403402244 is 442204304131.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4664232 + ... + 4692319.

Almost surely, 2^131403402244 is an apocalyptic number.

It is an amenable number.

131403402244 is a deficient number, since it is larger than the sum of its proper divisors (98618072124).

131403402244 is a wasteful number, since it uses less digits than its factorization.

131403402244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9360066 (or 9360064 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 131403402244 its reverse (442204304131), we get a palindrome (573607706375).

The spelling of 131403402244 in words is "one hundred thirty-one billion, four hundred three million, four hundred two thousand, two hundred forty-four".