21241344314212 has 24 divisors (see below), whose sum is σ = 40555938884832. Its totient is φ = 9654137088000.

The previous prime is 21241344314173. The next prime is 21241344314213.

21241344314212 is nontrivially palindromic in base 10.

It is not an unprimeable number, because it can be changed into a prime (21241344314213) 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, 25063914 + ... + 25897537.

It is an arithmetic number, because the mean of its divisors is an integer number (1689830786868).

Almost surely, 2^{21241344314212} is an apocalyptic number.

21241344314212 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

21241344314212 is a deficient number, since it is larger than the sum of its proper divisors (19314594570620).

21241344314212 is a wasteful number, since it uses less digits than its factorization.

21241344314212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50970939 (or 50970937 counting only the distinct ones).

The product of its digits is 36864, while the sum is 34.

It can be divided in two parts, 2124134 and 4314212, that added together give a palindrome (6438346).

The spelling of 21241344314212 in words is "twenty-one trillion, two hundred forty-one billion, three hundred forty-four million, three hundred fourteen thousand, two hundred twelve".