12213323021023 has 16 divisors (see below), whose sum is σ = 12612632786560. Its totient is φ = 11817743767200.

The previous prime is 12213323021017. The next prime is 12213323021069. The reversal of 12213323021023 is 32012032331221.

It is a cyclic number.

It is not a de Polignac number, because 12213323021023 - 2²⁹ = 12212786150111 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12213323021323) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9472948 + ... + 10684726.

It is an arithmetic number, because the mean of its divisors is an integer number (788289549160).

Almost surely, 2^{12213323021023} is an apocalyptic number.

12213323021023 is a deficient number, since it is larger than the sum of its proper divisors (399309765537).

12213323021023 is a wasteful number, since it uses less digits than its factorization.

12213323021023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1213318.

The product of its (nonzero) digits is 2592, while the sum is 25.

Adding to 12213323021023 its reverse (32012032331221), we get a palindrome (44225355352244).

The spelling of 12213323021023 in words is "twelve trillion, two hundred thirteen billion, three hundred twenty-three million, twenty-one thousand, twenty-three".