120210011222123 has 4 divisors (see below), whose sum is σ = 120211389532608. Its totient is φ = 120208632911640.

The previous prime is 120210011222113. The next prime is 120210011222149. The reversal of 120210011222123 is 321222110012021.

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 120210011222123 - 2¹⁰ = 120210011221099 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 120210011222095 and 120210011222104.

It is not an unprimeable number, because it can be changed into a prime (120210011222113) 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, 689024411 + ... + 689198852.

It is an arithmetic number, because the mean of its divisors is an integer number (30052847383152).

Almost surely, 2^{120210011222123} is an apocalyptic number.

120210011222123 is a deficient number, since it is larger than the sum of its proper divisors (1378310485).

120210011222123 is an equidigital number, since it uses as much as digits as its factorization.

120210011222123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1378310484.

The product of its (nonzero) digits is 192, while the sum is 20.

Adding to 120210011222123 its reverse (321222110012021), we get a palindrome (441432121234144).

The spelling of 120210011222123 in words is "one hundred twenty trillion, two hundred ten billion, eleven million, two hundred twenty-two thousand, one hundred twenty-three".