131010340133444 has 48 divisors (see below), whose sum is σ = 238398542928000. Its totient is φ = 62919884966400.

The previous prime is 131010340133443. The next prime is 131010340133447. The reversal of 131010340133444 is 444331043010131.

It is a super-2 number, since 2×131010340133444² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 131010340133444.

It is not an unprimeable number, because it can be changed into a prime (131010340133443) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 168841724 + ... + 169615884.

It is an arithmetic number, because the mean of its divisors is an integer number (4966636311000).

Almost surely, 2^{131010340133444} is an apocalyptic number.

It is an amenable number.

131010340133444 is a deficient number, since it is larger than the sum of its proper divisors (107388202794556).

131010340133444 is a wasteful number, since it uses less digits than its factorization.

131010340133444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 781724 (or 781722 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 32.

Adding to 131010340133444 its reverse (444331043010131), we get a palindrome (575341383143575).

The spelling of 131010340133444 in words is "one hundred thirty-one trillion, ten billion, three hundred forty million, one hundred thirty-three thousand, four hundred forty-four".