421103441113 has 4 divisors (see below), whose sum is σ = 421169585920. Its totient is φ = 421037296308.

The previous prime is 421103441107. The next prime is 421103441119. The reversal of 421103441113 is 311144301124.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (421103441107) and next prime (421103441119).

It is a cyclic number.

It is not a de Polignac number, because 421103441113 - 2³³ = 412513506521 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (421103441119) 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, 33062853 + ... + 33075586.

It is an arithmetic number, because the mean of its divisors is an integer number (105292396480).

Almost surely, 2^421103441113 is an apocalyptic number.

It is an amenable number.

421103441113 is a deficient number, since it is larger than the sum of its proper divisors (66144807).

421103441113 is an equidigital number, since it uses as much as digits as its factorization.

421103441113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66144806.

The product of its (nonzero) digits is 1152, while the sum is 25.

Adding to 421103441113 its reverse (311144301124), we get a palindrome (732247742237).

The spelling of 421103441113 in words is "four hundred twenty-one billion, one hundred three million, four hundred forty-one thousand, one hundred thirteen".