2143310403040 has 192 divisors, whose sum is σ = 5198737178880. Its totient is φ = 834770534400.

The previous prime is 2143310403023. The next prime is 2143310403041. The reversal of 2143310403040 is 403040133412.

It is a junction number, because it is equal to n+sod(n) for n = 2143310402996 and 2143310403014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2143310403041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 911657865 + ... + 911660215.

It is an arithmetic number, because the mean of its divisors is an integer number (27076756140).

Almost surely, 2^{2143310403040} is an apocalyptic number.

2143310403040 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 2143310403040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2599368589440).

2143310403040 is an abundant number, since it is smaller than the sum of its proper divisors (3055426775840).

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

2143310403040 is a wasteful number, since it uses less digits than its factorization.

2143310403040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3405 (or 3397 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 2143310403040 its reverse (403040133412), we get a palindrome (2546350536452).

The spelling of 2143310403040 in words is "two trillion, one hundred forty-three billion, three hundred ten million, four hundred three thousand, forty".