2131344336 has 60 divisors (see below), whose sum is σ = 6052036256. Its totient is φ = 645860160.

The previous prime is 2131344329. The next prime is 2131344343. The reversal of 2131344336 is 6334431312.

It is an interprime number because it is at equal distance from previous prime (2131344329) and next prime (2131344343).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 177676 + ... + 189291.

Almost surely, 2^2131344336 is an apocalyptic number.

It is an amenable number.

2131344336 is an abundant number, since it is smaller than the sum of its proper divisors (3920691920).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2131344336 is a wasteful number, since it uses less digits than its factorization.

2131344336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 367000 (or 366983 counting only the distinct ones).

The product of its digits is 15552, while the sum is 30.

The square root of 2131344336 is about 46166.4849864055. The cubic root of 2131344336 is about 1286.9189809470.

Adding to 2131344336 its reverse (6334431312), we get a palindrome (8465775648).

It can be divided in two parts, 213134 and 4336, that added together give a triangular number (217470 = T₆₅₉).

The spelling of 2131344336 in words is "two billion, one hundred thirty-one million, three hundred forty-four thousand, three hundred thirty-six".