2131839382312 has 8 divisors (see below), whose sum is σ = 3997198841850. Its totient is φ = 1065919691152.

The previous prime is 2131839382291. The next prime is 2131839382313. The reversal of 2131839382312 is 2132839381312.

It can be written as a sum of positive squares in only one way, i.e., 1724583538756 + 407255843556 = 1313234^2 + 638166^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (2131839382313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 133239961387 + ... + 133239961402.

Almost surely, 2^{2131839382312} is an apocalyptic number.

It is an amenable number.

2131839382312 is a deficient number, since it is larger than the sum of its proper divisors (1865359459538).

2131839382312 is a wasteful number, since it uses less digits than its factorization.

2131839382312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 266479922795 (or 266479922791 counting only the distinct ones).

The product of its digits is 373248, while the sum is 46.

The spelling of 2131839382312 in words is "two trillion, one hundred thirty-one billion, eight hundred thirty-nine million, three hundred eighty-two thousand, three hundred twelve".