131043210555 has 16 divisors (see below), whose sum is σ = 209705160960. Its totient is φ = 69877704288.

The previous prime is 131043210503. The next prime is 131043210559. The reversal of 131043210555 is 555012340131.

It is not a de Polignac number, because 131043210555 - 2⁹ = 131043210043 is a prime.

It is not an unprimeable number, because it can be changed into a prime (131043210559) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 659935 + ... + 835224.

It is an arithmetic number, because the mean of its divisors is an integer number (13106572560).

Almost surely, 2^131043210555 is an apocalyptic number.

131043210555 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

131043210555 is a deficient number, since it is larger than the sum of its proper divisors (78661950405).

131043210555 is a wasteful number, since it uses less digits than its factorization.

131043210555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1501010.

The product of its (nonzero) digits is 9000, while the sum is 30.

Adding to 131043210555 its reverse (555012340131), we get a palindrome (686055550686).

The spelling of 131043210555 in words is "one hundred thirty-one billion, forty-three million, two hundred ten thousand, five hundred fifty-five".