2321120123 has 8 divisors (see below), whose sum is σ = 2792325120. Its totient is φ = 1884819240.

The previous prime is 2321120111. The next prime is 2321120261. The reversal of 2321120123 is 3210211232.

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

It is a cyclic number.

It is not a de Polignac number, because 2321120123 - 2¹⁴ = 2321103739 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2321120023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8725883 + ... + 8726148.

It is an arithmetic number, because the mean of its divisors is an integer number (349040640).

Almost surely, 2^2321120123 is an apocalyptic number.

2321120123 is a deficient number, since it is larger than the sum of its proper divisors (471204997).

2321120123 is a wasteful number, since it uses less digits than its factorization.

2321120123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17452057.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 2321120123 is about 48178.0045560212. The cubic root of 2321120123 is about 1324.0342074187.

Adding to 2321120123 its reverse (3210211232), we get a palindrome (5531331355).

It can be divided in two parts, 23211 and 20123, that added together give a palindrome (43334).

The spelling of 2321120123 in words is "two billion, three hundred twenty-one million, one hundred twenty thousand, one hundred twenty-three".