122511023 has 2 divisors, whose sum is σ = 122511024. Its totient is φ = 122511022.

The previous prime is 122511019. The next prime is 122511047. The reversal of 122511023 is 320115221.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 122511023 - 2² = 122511019 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 122510992 and 122511010.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (122511013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61255511 + 61255512.

It is an arithmetic number, because the mean of its divisors is an integer number (61255512).

Almost surely, 2^122511023 is an apocalyptic number.

122511023 is a deficient number, since it is larger than the sum of its proper divisors (1).

122511023 is an equidigital number, since it uses as much as digits as its factorization.

122511023 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 120, while the sum is 17.

The square root of 122511023 is about 11068.4697677683. The cubic root of 122511023 is about 496.6590903658.

Adding to 122511023 its reverse (320115221), we get a palindrome (442626244).

The spelling of 122511023 in words is "one hundred twenty-two million, five hundred eleven thousand, twenty-three".