2131354531312 has 20 divisors (see below), whose sum is σ = 4170385540296. Its totient is φ = 1055126004800.

The previous prime is 2131354531259. The next prime is 2131354531379.

2131354531312 is nontrivially palindromic in base 10.

It is a congruent number.

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, 659452138 + ... + 659455369.

Almost surely, 2^{2131354531312} is an apocalyptic number.

It is an amenable number.

2131354531312 is a deficient number, since it is larger than the sum of its proper divisors (2039031008984).

2131354531312 is a wasteful number, since it uses less digits than its factorization.

2131354531312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1318907616 (or 1318907610 counting only the distinct ones).

The product of its digits is 32400, while the sum is 34.

The spelling of 2131354531312 in words is "two trillion, one hundred thirty-one billion, three hundred fifty-four million, five hundred thirty-one thousand, three hundred twelve".