4120311124520 has 32 divisors (see below), whose sum is σ = 9271100164320. Its totient is φ = 1648053314880.

The previous prime is 4120311124499. The next prime is 4120311124529. The reversal of 4120311124520 is 254211130214.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 4120311124520.

It is not an unprimeable number, because it can be changed into a prime (4120311124529) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1279682 + ... + 3142961.

It is an arithmetic number, because the mean of its divisors is an integer number (289721880135).

Almost surely, 2^{4120311124520} is an apocalyptic number.

4120311124520 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4120311124520 is an abundant number, since it is smaller than the sum of its proper divisors (5150789039800).

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

4120311124520 is a wasteful number, since it uses less digits than its factorization.

4120311124520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4445945 (or 4445941 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 26.

Adding to 4120311124520 its reverse (254211130214), we get a palindrome (4374522254734).

The spelling of 4120311124520 in words is "four trillion, one hundred twenty billion, three hundred eleven million, one hundred twenty-four thousand, five hundred twenty".