131333233132 has 24 divisors (see below), whose sum is σ = 241945625600. Its totient is φ = 62206368336.

The previous prime is 131333233111. The next prime is 131333233139. The reversal of 131333233132 is 231332333131.

It is a self number, because there is not a number n which added to its sum of digits gives 131333233132.

It is not an unprimeable number, because it can be changed into a prime (131333233139) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1316773 + ... + 1412995.

Almost surely, 2^131333233132 is an apocalyptic number.

It is an amenable number.

131333233132 is a deficient number, since it is larger than the sum of its proper divisors (110612392468).

131333233132 is a wasteful number, since it uses less digits than its factorization.

131333233132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114205 (or 114203 counting only the distinct ones).

The product of its digits is 8748, while the sum is 28.

Adding to 131333233132 its reverse (231332333131), we get a palindrome (362665566263).

Subtracting 131333233132 from its reverse (231332333131), we obtain a palindrome (99999099999).

The spelling of 131333233132 in words is "one hundred thirty-one billion, three hundred thirty-three million, two hundred thirty-three thousand, one hundred thirty-two".