4020324004012 has 24 divisors (see below), whose sum is σ = 7185381045696. Its totient is φ = 1967359433088.

The previous prime is 4020324004001. The next prime is 4020324004033. The reversal of 4020324004012 is 2104004230204.

It is a happy number.

It is a super-2 number, since 2×4020324004012² (a number of 26 digits) contains 22 as substring.

It is an unprimeable number.

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, 13933318 + ... + 14218930.

It is an arithmetic number, because the mean of its divisors is an integer number (299390876904).

Almost surely, 2^{4020324004012} is an apocalyptic number.

It is an amenable number.

4020324004012 is a deficient number, since it is larger than the sum of its proper divisors (3165057041684).

4020324004012 is a wasteful number, since it uses less digits than its factorization.

4020324004012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 360537 (or 360535 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 22.

Adding to 4020324004012 its reverse (2104004230204), we get a palindrome (6124328234216).

It can be divided in two parts, 402032 and 4004012, that added together give a palindrome (4406044).

The spelling of 4020324004012 in words is "four trillion, twenty billion, three hundred twenty-four million, four thousand, twelve".