131020443431314 has 16 divisors (see below), whose sum is σ = 197402705961408. Its totient is φ = 65219559769072.

The previous prime is 131020443431299. The next prime is 131020443431323. The reversal of 131020443431314 is 413134344020131.

It is a self number, because there is not a number n which added to its sum of digits gives 131020443431314.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9784272 + ... + 18914884.

It is an arithmetic number, because the mean of its divisors is an integer number (12337669122588).

Almost surely, 2^{131020443431314} is an apocalyptic number.

131020443431314 is a deficient number, since it is larger than the sum of its proper divisors (66382262530094).

131020443431314 is a wasteful number, since it uses less digits than its factorization.

131020443431314 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9162449.

The product of its (nonzero) digits is 41472, while the sum is 34.

Adding to 131020443431314 its reverse (413134344020131), we get a palindrome (544154787451445).

The spelling of 131020443431314 in words is "one hundred thirty-one trillion, twenty billion, four hundred forty-three million, four hundred thirty-one thousand, three hundred fourteen".