421302430111 has 4 divisors (see below), whose sum is σ = 421312482000. Its totient is φ = 421292378224.

The previous prime is 421302430097. The next prime is 421302430117. The reversal of 421302430111 is 111034203124.

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 421302430111 - 2²³ = 421294041503 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (421302430117) 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, 4962811 + ... + 5046988.

It is an arithmetic number, because the mean of its divisors is an integer number (105328120500).

Almost surely, 2^421302430111 is an apocalyptic number.

421302430111 is a deficient number, since it is larger than the sum of its proper divisors (10051889).

421302430111 is a wasteful number, since it uses less digits than its factorization.

421302430111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10051888.

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 421302430111 its reverse (111034203124), we get a palindrome (532336633235).

The spelling of 421302430111 in words is "four hundred twenty-one billion, three hundred two million, four hundred thirty thousand, one hundred eleven".