121103023 has 2 divisors, whose sum is σ = 121103024. Its totient is φ = 121103022.

The previous prime is 121102999. The next prime is 121103041. The reversal of 121103023 is 320301121.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 121103023 - 2⁹ = 121102511 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 121102994 and 121103012.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (121103083) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60551511 + 60551512.

It is an arithmetic number, because the mean of its divisors is an integer number (60551512).

Almost surely, 2^121103023 is an apocalyptic number.

121103023 is a deficient number, since it is larger than the sum of its proper divisors (1).

121103023 is an equidigital number, since it uses as much as digits as its factorization.

121103023 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36, while the sum is 13.

The square root of 121103023 is about 11004.6818672781. The cubic root of 121103023 is about 494.7490793708.

Adding to 121103023 its reverse (320301121), we get a palindrome (441404144).

The spelling of 121103023 in words is "one hundred twenty-one million, one hundred three thousand, twenty-three".