4221403320023 has 8 divisors (see below), whose sum is σ = 4226821430016. Its totient is φ = 4215985884000.

The previous prime is 4221403320011. The next prime is 4221403320041. The reversal of 4221403320023 is 3200233041224.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4221403320023 - 2⁴ = 4221403320007 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4221403319974 and 4221403320001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4221403320073) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13027673 + ... + 13347773.

It is an arithmetic number, because the mean of its divisors is an integer number (528352678752).

Almost surely, 2^{4221403320023} is an apocalyptic number.

4221403320023 is a deficient number, since it is larger than the sum of its proper divisors (5418109993).

4221403320023 is a wasteful number, since it uses less digits than its factorization.

4221403320023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 336985.

The product of its (nonzero) digits is 6912, while the sum is 26.

Adding to 4221403320023 its reverse (3200233041224), we get a palindrome (7421636361247).

The spelling of 4221403320023 in words is "four trillion, two hundred twenty-one billion, four hundred three million, three hundred twenty thousand, twenty-three".