12023320234013 has 4 divisors (see below), whose sum is σ = 13116349346208. Its totient is φ = 10930291121820.

The previous prime is 12023320233913. The next prime is 12023320234087. The reversal of 12023320234013 is 31043202332021.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 12023320234013 - 2¹² = 12023320229917 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 (12023320234813) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 546514556081 + ... + 546514556102.

It is an arithmetic number, because the mean of its divisors is an integer number (3279087336552).

Almost surely, 2^{12023320234013} is an apocalyptic number.

It is an amenable number.

12023320234013 is a deficient number, since it is larger than the sum of its proper divisors (1093029112195).

12023320234013 is a wasteful number, since it uses less digits than its factorization.

12023320234013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1093029112194.

The product of its (nonzero) digits is 5184, while the sum is 26.

Adding to 12023320234013 its reverse (31043202332021), we get a palindrome (43066522566034).

The spelling of 12023320234013 in words is "twelve trillion, twenty-three billion, three hundred twenty million, two hundred thirty-four thousand, thirteen".