131000031201443 has 2 divisors, whose sum is σ = 131000031201444. Its totient is φ = 131000031201442.

The previous prime is 131000031201373. The next prime is 131000031201511. The reversal of 131000031201443 is 344102130000131.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 131000031201443 - 2⁴⁰ = 129900519573667 is a prime.

It is a super-2 number, since 2×131000031201443² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (131000031204443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65500015600721 + 65500015600722.

It is an arithmetic number, because the mean of its divisors is an integer number (65500015600722).

Almost surely, 2^{131000031201443} is an apocalyptic number.

131000031201443 is a deficient number, since it is larger than the sum of its proper divisors (1).

131000031201443 is an equidigital number, since it uses as much as digits as its factorization.

131000031201443 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 131000031201443 its reverse (344102130000131), we get a palindrome (475102161201574).

The spelling of 131000031201443 in words is "one hundred thirty-one trillion, thirty-one million, two hundred one thousand, four hundred forty-three".