122040450023 has 4 divisors (see below), whose sum is σ = 122041177008. Its totient is φ = 122039723040.

The previous prime is 122040450019. The next prime is 122040450031. The reversal of 122040450023 is 320054040221.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 320054040221 = 14303 ⋅22376707.

It is a cyclic number.

It is not a de Polignac number, because 122040450023 - 2² = 122040450019 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122040450013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31103 + ... + 495023.

It is an arithmetic number, because the mean of its divisors is an integer number (30510294252).

Almost surely, 2^122040450023 is an apocalyptic number.

122040450023 is a deficient number, since it is larger than the sum of its proper divisors (726985).

122040450023 is an equidigital number, since it uses as much as digits as its factorization.

122040450023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 726984.

The product of its (nonzero) digits is 1920, while the sum is 23.

Adding to 122040450023 its reverse (320054040221), we get a palindrome (442094490244).

The spelling of 122040450023 in words is "one hundred twenty-two billion, forty million, four hundred fifty thousand, twenty-three".