20123332341023 has 2 divisors, whose sum is σ = 20123332341024. Its totient is φ = 20123332341022.

The previous prime is 20123332341019. The next prime is 20123332341037. The reversal of 20123332341023 is 32014323332102.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20123332341023 - 2² = 20123332341019 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20123332341083) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10061666170511 + 10061666170512.

It is an arithmetic number, because the mean of its divisors is an integer number (10061666170512).

Almost surely, 2^{20123332341023} is an apocalyptic number.

20123332341023 is a deficient number, since it is larger than the sum of its proper divisors (1).

20123332341023 is an equidigital number, since it uses as much as digits as its factorization.

20123332341023 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15552, while the sum is 29.

Adding to 20123332341023 its reverse (32014323332102), we get a palindrome (52137655673125).

The spelling of 20123332341023 in words is "twenty trillion, one hundred twenty-three billion, three hundred thirty-two million, three hundred forty-one thousand, twenty-three".