4021404422003 has 4 divisors (see below), whose sum is σ = 4119487456728. Its totient is φ = 3923321387280.

The previous prime is 4021404421987. The next prime is 4021404422033. The reversal of 4021404422003 is 3002244041204.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 4021404422003 - 2⁴ = 4021404421987 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4021404422033) 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 3 ways as a sum of consecutive naturals, for example, 49041517301 + ... + 49041517382.

It is an arithmetic number, because the mean of its divisors is an integer number (1029871864182).

Almost surely, 2^{4021404422003} is an apocalyptic number.

4021404422003 is a deficient number, since it is larger than the sum of its proper divisors (98083034725).

4021404422003 is an equidigital number, since it uses as much as digits as its factorization.

4021404422003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98083034724.

The product of its (nonzero) digits is 6144, while the sum is 26.

Adding to 4021404422003 its reverse (3002244041204), we get a palindrome (7023648463207).

The spelling of 4021404422003 in words is "four trillion, twenty-one billion, four hundred four million, four hundred twenty-two thousand, three".