421314344233212 has 48 divisors (see below), whose sum is σ = 1016986440960000. Its totient is φ = 135592650137280.

The previous prime is 421314344233187. The next prime is 421314344233261. The reversal of 421314344233212 is 212332443413124.

It is a super-2 number, since 2×421314344233212² (a number of 30 digits) contains 22 as substring.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4716789 + ... + 29408787.

It is an arithmetic number, because the mean of its divisors is an integer number (21187217520000).

Almost surely, 2^{421314344233212} is an apocalyptic number.

It is an amenable number.

421314344233212 is an abundant number, since it is smaller than the sum of its proper divisors (595672096726788).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

421314344233212 is a wasteful number, since it uses less digits than its factorization.

421314344233212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24741066 (or 24741064 counting only the distinct ones).

The product of its digits is 331776, while the sum is 39.

Adding to 421314344233212 its reverse (212332443413124), we get a palindrome (633646787646336).

The spelling of 421314344233212 in words is "four hundred twenty-one trillion, three hundred fourteen billion, three hundred forty-four million, two hundred thirty-three thousand, two hundred twelve".