20122231213323 has 12 divisors (see below), whose sum is σ = 29066938094688. Its totient is φ = 13414131727920.

The previous prime is 20122231213219. The next prime is 20122231213349. The reversal of 20122231213323 is 32331213222102.

20122231213323 is a `hidden beast` number, since 2 + 0 + 1 + 2 + 22 + 312 + 1 + 3 + 323 = 666.

It is not a de Polignac number, because 20122231213323 - 2²⁸ = 20121962777867 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20122231213723) 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 11 ways as a sum of consecutive naturals, for example, 57238440 + ... + 57588917.

It is an arithmetic number, because the mean of its divisors is an integer number (2422244841224).

Almost surely, 2^{20122231213323} is an apocalyptic number.

20122231213323 is a deficient number, since it is larger than the sum of its proper divisors (8944706881365).

20122231213323 is a wasteful number, since it uses less digits than its factorization.

20122231213323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114846834 (or 114846831 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

Adding to 20122231213323 its reverse (32331213222102), we get a palindrome (52453444435425).

The spelling of 20122231213323 in words is "twenty trillion, one hundred twenty-two billion, two hundred thirty-one million, two hundred thirteen thousand, three hundred twenty-three".