2031340116 has 72 divisors (see below), whose sum is σ = 5229554400. Its totient is φ = 613202304.

The previous prime is 2031340099. The next prime is 2031340117. The reversal of 2031340116 is 6110431302.

It is a junction number, because it is equal to n+sod(n) for n = 2031340092 and 2031340101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2031340117) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 98035 + ... + 116933.

It is an arithmetic number, because the mean of its divisors is an integer number (72632700).

Almost surely, 2^2031340116 is an apocalyptic number.

2031340116 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2031340116, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2614777200).

2031340116 is an abundant number, since it is smaller than the sum of its proper divisors (3198214284).

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

2031340116 is a wasteful number, since it uses less digits than its factorization.

2031340116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18985 (or 18970 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 21.

The square root of 2031340116 is about 45070.3906794694. The cubic root of 2031340116 is about 1266.4679830876.

Adding to 2031340116 its reverse (6110431302), we get a palindrome (8141771418).

The spelling of 2031340116 in words is "two billion, thirty-one million, three hundred forty thousand, one hundred sixteen".