122123 has 4 divisors (see below), whose sum is σ = 123480. Its totient is φ = 120768.

The previous prime is 122117. The next prime is 122131. The reversal of 122123 is 321221.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 122123 - 2⁸ = 121867 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (122173) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 533 + ... + 726.

It is an arithmetic number, because the mean of its divisors is an integer number (30870).

2¹²²¹²³ is an apocalyptic number.

122123 is a deficient number, since it is larger than the sum of its proper divisors (1357).

122123 is an equidigital number, since it uses as much as digits as its factorization.

122123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1356.

The product of its digits is 24, while the sum is 11.

The square root of 122123 is about 349.4610135623. The cubic root of 122123 is about 49.6134188026.

Adding to 122123 its reverse (321221), we get a palindrome (443344).

The spelling of 122123 in words is "one hundred twenty-two thousand, one hundred twenty-three", and thus it is an iban number.