421411344312 has 32 divisors (see below), whose sum is σ = 1204032412800. Its totient is φ = 120403241184.

The previous prime is 421411344283. The next prime is 421411344317. The reversal of 421411344312 is 213443114124.

It is a happy number.

It is a super-2 number, since 2×421411344312² (a number of 24 digits) contains 22 as substring.

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

It is a self number, because there is not a number n which added to its sum of digits gives 421411344312.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (421411344317) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1254200262 + ... + 1254200597.

It is an arithmetic number, because the mean of its divisors is an integer number (37626012900).

Almost surely, 2^421411344312 is an apocalyptic number.

421411344312 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is an amenable number.

421411344312 is an abundant number, since it is smaller than the sum of its proper divisors (782621068488).

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

421411344312 is a wasteful number, since it uses less digits than its factorization.

421411344312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2508400875 (or 2508400871 counting only the distinct ones).

The product of its digits is 9216, while the sum is 30.

Adding to 421411344312 its reverse (213443114124), we get a palindrome (634854458436).

The spelling of 421411344312 in words is "four hundred twenty-one billion, four hundred eleven million, three hundred forty-four thousand, three hundred twelve".