421322303223125 has 20 divisors (see below), whose sum is σ = 554194052760480. Its totient is φ = 319317956118000.

The previous prime is 421322303223083. The next prime is 421322303223161. The reversal of 421322303223125 is 521322303223124.

It is a happy number.

It is not a de Polignac number, because 421322303223125 - 2¹⁴ = 421322303206741 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 17739874577 + ... + 17739898326.

It is an arithmetic number, because the mean of its divisors is an integer number (27709702638024).

Almost surely, 2^{421322303223125} is an apocalyptic number.

It is an amenable number.

421322303223125 is a deficient number, since it is larger than the sum of its proper divisors (132871749537355).

421322303223125 is an equidigital number, since it uses as much as digits as its factorization.

421322303223125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35479772942 (or 35479772927 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 35.

Adding to 421322303223125 its reverse (521322303223124), we get a palindrome (942644606446249).

Subtracting 421322303223125 from its reverse (521322303223124), we obtain a palindrome (99999999999999).

The spelling of 421322303223125 in words is "four hundred twenty-one trillion, three hundred twenty-two billion, three hundred three million, two hundred twenty-three thousand, one hundred twenty-five".