23120123203 has 2 divisors, whose sum is σ = 23120123204. Its totient is φ = 23120123202.

The previous prime is 23120123129. The next prime is 23120123209. The reversal of 23120123203 is 30232102132.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 23120123203 - 2¹⁷ = 23119992131 is a prime.

It is a super-3 number, since 3×23120123203³ (a number of 32 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (23120123209) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11560061601 + 11560061602.

It is an arithmetic number, because the mean of its divisors is an integer number (11560061602).

Almost surely, 2^23120123203 is an apocalyptic number.

23120123203 is a deficient number, since it is larger than the sum of its proper divisors (1).

23120123203 is an equidigital number, since it uses as much as digits as its factorization.

23120123203 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 23120123203 its reverse (30232102132), we get a palindrome (53352225335).

The spelling of 23120123203 in words is "twenty-three billion, one hundred twenty million, one hundred twenty-three thousand, two hundred three".