20121323213314 has 32 divisors (see below), whose sum is σ = 32282923994496. Its totient is φ = 9372458131200.

The previous prime is 20121323213291. The next prime is 20121323213317. The reversal of 20121323213314 is 41331232312102.

It is a super-3 number, since 3×20121323213314³ (a number of 41 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (20121323213317) 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 15 ways as a sum of consecutive naturals, for example, 11354427 + ... + 13006369.

It is an arithmetic number, because the mean of its divisors is an integer number (1008841374828).

Almost surely, 2^{20121323213314} is an apocalyptic number.

20121323213314 is a deficient number, since it is larger than the sum of its proper divisors (12161600781182).

20121323213314 is a wasteful number, since it uses less digits than its factorization.

20121323213314 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1655610.

The product of its (nonzero) digits is 5184, while the sum is 28.

Adding to 20121323213314 its reverse (41331232312102), we get a palindrome (61452555525416).

The spelling of 20121323213314 in words is "twenty trillion, one hundred twenty-one billion, three hundred twenty-three million, two hundred thirteen thousand, three hundred fourteen".