120122111022123 has 8 divisors (see below), whose sum is σ = 183043216795648. Its totient is φ = 68641206298344.

The previous prime is 120122111022073. The next prime is 120122111022157. The reversal of 120122111022123 is 321220111221021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 120122111022123 - 2¹² = 120122111018027 is a prime.

It is a super-2 number, since 2×120122111022123² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21), and also a Moran number because the ratio is a prime number: 5720100524863 = 120122111022123 / (1 + 2 + 0 + 1 + 2 + 2 + 1 + 1 + 1 + 0 + 2 + 2 + 1 + 2 + 3).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 120122111022123.

It is not an unprimeable number, because it can be changed into a prime (120122111022523) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2860050262411 + ... + 2860050262452.

It is an arithmetic number, because the mean of its divisors is an integer number (22880402099456).

Almost surely, 2^{120122111022123} is an apocalyptic number.

120122111022123 is a deficient number, since it is larger than the sum of its proper divisors (62921105773525).

120122111022123 is an equidigital number, since it uses as much as digits as its factorization.

120122111022123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5720100524873.

The product of its (nonzero) digits is 192, while the sum is 21.

Adding to 120122111022123 its reverse (321220111221021), we get a palindrome (441342222243144).

The spelling of 120122111022123 in words is "one hundred twenty trillion, one hundred twenty-two billion, one hundred eleven million, twenty-two thousand, one hundred twenty-three".