2131300002040 has 128 divisors (see below), whose sum is σ = 5460207667200. Its totient is φ = 741133803520.

The previous prime is 2131300002031. The next prime is 2131300002067. The reversal of 2131300002040 is 402000031312.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 43380129 + ... + 43429231.

It is an arithmetic number, because the mean of its divisors is an integer number (42657872400).

Almost surely, 2^{2131300002040} is an apocalyptic number.

2131300002040 is a gapful number since it is divisible by the number (20) 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 2131300002040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2730103833600).

2131300002040 is an abundant number, since it is smaller than the sum of its proper divisors (3328907665160).

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

2131300002040 is a wasteful number, since it uses less digits than its factorization.

2131300002040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53437 (or 53433 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 2131300002040 its reverse (402000031312), we get a palindrome (2533300033352).

The spelling of 2131300002040 in words is "two trillion, one hundred thirty-one billion, three hundred million, two thousand, forty".