421224104321403 has 8 divisors (see below), whose sum is σ = 561860537697600. Its totient is φ = 280701870246408.

The previous prime is 421224104321369. The next prime is 421224104321453. The reversal of 421224104321403 is 304123401422124.

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

It is not a de Polignac number, because 421224104321403 - 2¹⁰ = 421224104320379 is a prime.

It is a super-2 number, since 2×421224104321403² (a number of 30 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (421224104321453) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28549816693 + ... + 28549831446.

It is an arithmetic number, because the mean of its divisors is an integer number (70232567212200).

Almost surely, 2^{421224104321403} is an apocalyptic number.

421224104321403 is a deficient number, since it is larger than the sum of its proper divisors (140636433376197).

421224104321403 is a wasteful number, since it uses less digits than its factorization.

421224104321403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57099650601.

The product of its (nonzero) digits is 36864, while the sum is 33.

Adding to 421224104321403 its reverse (304123401422124), we get a palindrome (725347505743527).

The spelling of 421224104321403 in words is "four hundred twenty-one trillion, two hundred twenty-four billion, one hundred four million, three hundred twenty-one thousand, four hundred three".