421100110011 has 32 divisors (see below), whose sum is σ = 644151495168. Its totient is φ = 239702158080.

The previous prime is 421100110009. The next prime is 421100110033. The reversal of 421100110011 is 110011001124.

It is not a de Polignac number, because 421100110011 - 2¹ = 421100110009 is a prime.

421100110011 is a modest number, since divided by 110011 gives 4211 as remainder.

It is not an unprimeable number, because it can be changed into a prime (421100110061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6003535 + ... + 6073271.

It is an arithmetic number, because the mean of its divisors is an integer number (20129734224).

Almost surely, 2^421100110011 is an apocalyptic number.

421100110011 is a deficient number, since it is larger than the sum of its proper divisors (223051385157).

421100110011 is a wasteful number, since it uses less digits than its factorization.

421100110011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70851.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 421100110011 its reverse (110011001124), we get a palindrome (531111111135).

The spelling of 421100110011 in words is "four hundred twenty-one billion, one hundred million, one hundred ten thousand, eleven".