4021120303040 has 56 divisors (see below), whose sum is σ = 9576059833872. Its totient is φ = 1608319262720.

The previous prime is 4021120303027. The next prime is 4021120303043. The reversal of 4021120303040 is 403030211204.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4021120303043) 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, 3548087 + ... + 4542153.

It is an arithmetic number, because the mean of its divisors is an integer number (171001068462).

Almost surely, 2^{4021120303040} is an apocalyptic number.

4021120303040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4021120303040 is an abundant number, since it is smaller than the sum of its proper divisors (5554939530832).

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

4021120303040 is a wasteful number, since it uses less digits than its factorization.

4021120303040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1006725 (or 1006715 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 4021120303040 its reverse (403030211204), we get a palindrome (4424150514244).

The spelling of 4021120303040 in words is "four trillion, twenty-one billion, one hundred twenty million, three hundred three thousand, forty".