3111200342040 has 256 divisors, whose sum is σ = 10712470579200. Its totient is φ = 708103397376.

The previous prime is 3111200341987. The next prime is 3111200342051. The reversal of 3111200342040 is 402430021113.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a junction number, because it is equal to n+sod(n) for n = 3111200341998 and 3111200342016.

It is a congruent number.

It is an unprimeable number.

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 63 ways as a sum of consecutive naturals, for example, 260149581 + ... + 260161539.

It is an arithmetic number, because the mean of its divisors is an integer number (41845588200).

Almost surely, 2^{3111200342040} is an apocalyptic number.

3111200342040 is a gapful number since it is divisible by the number (30) 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 3111200342040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5356235289600).

3111200342040 is an abundant number, since it is smaller than the sum of its proper divisors (7601270237160).

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

3111200342040 is a wasteful number, since it uses less digits than its factorization.

3111200342040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13274 (or 13270 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 3111200342040 its reverse (402430021113), we get a palindrome (3513630363153).

The spelling of 3111200342040 in words is "three trillion, one hundred eleven billion, two hundred million, three hundred forty-two thousand, forty".