20130123242023 has 2 divisors, whose sum is σ = 20130123242024. Its totient is φ = 20130123242022.

The previous prime is 20130123241997. The next prime is 20130123242041. The reversal of 20130123242023 is 32024232103102.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20130123242023 - 2³³ = 20121533307431 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20130123242063) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10065061621011 + 10065061621012.

It is an arithmetic number, because the mean of its divisors is an integer number (10065061621012).

Almost surely, 2^{20130123242023} is an apocalyptic number.

20130123242023 is a deficient number, since it is larger than the sum of its proper divisors (1).

20130123242023 is an equidigital number, since it uses as much as digits as its factorization.

20130123242023 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 20130123242023 its reverse (32024232103102), we get a palindrome (52154355345125).

The spelling of 20130123242023 in words is "twenty trillion, one hundred thirty billion, one hundred twenty-three million, two hundred forty-two thousand, twenty-three".