122240023 has 2 divisors, whose sum is σ = 122240024. Its totient is φ = 122240022.

The previous prime is 122240011. The next prime is 122240029. The reversal of 122240023 is 320042221.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 122240023 - 2⁵ = 122239991 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 122239979 and 122240006.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (122240029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61120011 + 61120012.

It is an arithmetic number, because the mean of its divisors is an integer number (61120012).

Almost surely, 2^122240023 is an apocalyptic number.

122240023 is a deficient number, since it is larger than the sum of its proper divisors (1).

122240023 is an equidigital number, since it uses as much as digits as its factorization.

122240023 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 122240023 is about 11056.2210090066. The cubic root of 122240023 is about 496.2926091152.

Adding to 122240023 its reverse (320042221), we get a palindrome (442282244).

The spelling of 122240023 in words is "one hundred twenty-two million, two hundred forty thousand, twenty-three".