421315420411 has 8 divisors (see below), whose sum is σ = 447084898560. Its totient is φ = 396166893672.

The previous prime is 421315420399. The next prime is 421315420433. The reversal of 421315420411 is 114024513124.

It is a happy number.

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 421315420411 - 2²¹ = 421313323259 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 421315420411.

It is not an unprimeable number, because it can be changed into a prime (421315420441) 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, 155236455 + ... + 155239168.

It is an arithmetic number, because the mean of its divisors is an integer number (55885612320).

Almost surely, 2^421315420411 is an apocalyptic number.

421315420411 is a deficient number, since it is larger than the sum of its proper divisors (25769478149).

421315420411 is a wasteful number, since it uses less digits than its factorization.

421315420411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 310475705.

The product of its (nonzero) digits is 3840, while the sum is 28.

Adding to 421315420411 its reverse (114024513124), we get a palindrome (535339933535).

The spelling of 421315420411 in words is "four hundred twenty-one billion, three hundred fifteen million, four hundred twenty thousand, four hundred eleven".