4021312002004 has 12 divisors (see below), whose sum is σ = 7677050185728. Its totient is φ = 1827869091800.

The previous prime is 4021312001999. The next prime is 4021312002053. The reversal of 4021312002004 is 4002002131204.

It is a super-2 number, since 2×4021312002004² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 45696727252 + ... + 45696727339.

It is an arithmetic number, because the mean of its divisors is an integer number (639754182144).

Almost surely, 2^{4021312002004} is an apocalyptic number.

4021312002004 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

4021312002004 is a deficient number, since it is larger than the sum of its proper divisors (3655738183724).

4021312002004 is a wasteful number, since it uses less digits than its factorization.

4021312002004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91393454606 (or 91393454604 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 19.

Adding to 4021312002004 its reverse (4002002131204), we get a palindrome (8023314133208).

The spelling of 4021312002004 in words is "four trillion, twenty-one billion, three hundred twelve million, two thousand, four".