421112332011 has 32 divisors (see below), whose sum is σ = 643574464000. Its totient is φ = 239931714816.

The previous prime is 421112332009. The next prime is 421112332037. The reversal of 421112332011 is 110233211124.

It is not a de Polignac number, because 421112332011 - 2¹ = 421112332009 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (421112332001) 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, 11687055 + ... + 11723031.

It is an arithmetic number, because the mean of its divisors is an integer number (20111702000).

Almost surely, 2^421112332011 is an apocalyptic number.

421112332011 is a deficient number, since it is larger than the sum of its proper divisors (222462131989).

421112332011 is a wasteful number, since it uses less digits than its factorization.

421112332011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37603.

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 421112332011 its reverse (110233211124), we get a palindrome (531345543135).

The spelling of 421112332011 in words is "four hundred twenty-one billion, one hundred twelve million, three hundred thirty-two thousand, eleven".