421300204331 has 4 divisors (see below), whose sum is σ = 421309837872. Its totient is φ = 421290570792.

The previous prime is 421300204319. The next prime is 421300204343. The reversal of 421300204331 is 133402003124.

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

It is an interprime number because it is at equal distance from previous prime (421300204319) and next prime (421300204343).

It is a cyclic number.

It is not a de Polignac number, because 421300204331 - 2²⁶ = 421233095467 is a prime.

It is a super-2 number, since 2×421300204331² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 421300204297 and 421300204306.

It is not an unprimeable number, because it can be changed into a prime (421300200331) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4750871 + ... + 4838736.

It is an arithmetic number, because the mean of its divisors is an integer number (105327459468).

Almost surely, 2^421300204331 is an apocalyptic number.

421300204331 is a deficient number, since it is larger than the sum of its proper divisors (9633541).

421300204331 is an equidigital number, since it uses as much as digits as its factorization.

421300204331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9633540.

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 421300204331 its reverse (133402003124), we get a palindrome (554702207455).

The spelling of 421300204331 in words is "four hundred twenty-one billion, three hundred million, two hundred four thousand, three hundred thirty-one".