131101332112 has 20 divisors (see below), whose sum is σ = 255412200316. Its totient is φ = 65188506240.

The previous prime is 131101332073. The next prime is 131101332149. The reversal of 131101332112 is 211233101131.

It can be written as a sum of positive squares in 2 ways, for example, as 58285547776 + 72815784336 = 241424^2 + 269844^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 131101332112.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22632003 + ... + 22637794.

Almost surely, 2^131101332112 is an apocalyptic number.

It is an amenable number.

131101332112 is a deficient number, since it is larger than the sum of its proper divisors (124310868204).

131101332112 is a wasteful number, since it uses less digits than its factorization.

131101332112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45269986 (or 45269980 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 19.

Adding to 131101332112 its reverse (211233101131), we get a palindrome (342334433243).

The spelling of 131101332112 in words is "one hundred thirty-one billion, one hundred one million, three hundred thirty-two thousand, one hundred twelve".