421410110421 has 8 divisors (see below), whose sum is σ = 562103037184. Its totient is φ = 280828628640.

The previous prime is 421410110411. The next prime is 421410110423. The reversal of 421410110421 is 124011014124.

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

It is not a de Polignac number, because 421410110421 - 2⁵ = 421410110389 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 (421410110423) 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, 27852421 + ... + 27867546.

It is an arithmetic number, because the mean of its divisors is an integer number (70262879648).

Almost surely, 2^421410110421 is an apocalyptic number.

It is an amenable number.

421410110421 is a deficient number, since it is larger than the sum of its proper divisors (140692926763).

421410110421 is a wasteful number, since it uses less digits than its factorization.

421410110421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55722491.

The product of its (nonzero) digits is 256, while the sum is 21.

Adding to 421410110421 its reverse (124011014124), we get a palindrome (545421124545).

The spelling of 421410110421 in words is "four hundred twenty-one billion, four hundred ten million, one hundred ten thousand, four hundred twenty-one".