133131112132 has 6 divisors (see below), whose sum is σ = 232979446238. Its totient is φ = 66565556064.

The previous prime is 133131112109. The next prime is 133131112133. The reversal of 133131112132 is 231211131331.

It can be written as a sum of positive squares in only one way, i.e., 121700508736 + 11430603396 = 348856^2 + 106914^2 .

It is not an unprimeable number, because it can be changed into a prime (133131112133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16641389013 + ... + 16641389020.

Almost surely, 2^133131112132 is an apocalyptic number.

It is an amenable number.

133131112132 is a deficient number, since it is larger than the sum of its proper divisors (99848334106).

133131112132 is a wasteful number, since it uses less digits than its factorization.

133131112132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33282778037 (or 33282778035 counting only the distinct ones).

The product of its digits is 324, while the sum is 22.

Adding to 133131112132 its reverse (231211131331), we get a palindrome (364342243463).

The spelling of 133131112132 in words is "one hundred thirty-three billion, one hundred thirty-one million, one hundred twelve thousand, one hundred thirty-two".