20123233030223 has 16 divisors (see below), whose sum is σ = 20934898896000. Its totient is φ = 19325808133632.

The previous prime is 20123233030207. The next prime is 20123233030273. The reversal of 20123233030223 is 32203033232102.

It is a cyclic number.

It is not a de Polignac number, because 20123233030223 - 2⁴ = 20123233030207 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 20123233030192 and 20123233030201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20123233030273) 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, 8890343 + ... + 10921751.

It is an arithmetic number, because the mean of its divisors is an integer number (1308431181000).

Almost surely, 2^{20123233030223} is an apocalyptic number.

20123233030223 is a deficient number, since it is larger than the sum of its proper divisors (811665865777).

20123233030223 is a wasteful number, since it uses less digits than its factorization.

20123233030223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2034914.

The product of its (nonzero) digits is 7776, while the sum is 26.

Adding to 20123233030223 its reverse (32203033232102), we get a palindrome (52326266262325).

The spelling of 20123233030223 in words is "twenty trillion, one hundred twenty-three billion, two hundred thirty-three million, thirty thousand, two hundred twenty-three".