2321323123 has 16 divisors (see below), whose sum is σ = 2844564480. Its totient is φ = 1848951936.

The previous prime is 2321323033. The next prime is 2321323129. The reversal of 2321323123 is 3213231232.

It is a cyclic number.

It is not a de Polignac number, because 2321323123 - 2¹⁷ = 2321192051 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2321323094 and 2321323103.

It is not an unprimeable number, because it can be changed into a prime (2321323129) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 114061 + ... + 132862.

It is an arithmetic number, because the mean of its divisors is an integer number (177785280).

Almost surely, 2^2321323123 is an apocalyptic number.

2321323123 is a deficient number, since it is larger than the sum of its proper divisors (523241357).

2321323123 is a wasteful number, since it uses less digits than its factorization.

2321323123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 247026.

The product of its digits is 1296, while the sum is 22.

The square root of 2321323123 is about 48180.1112804859. Note that the first 3 decimals coincide. The cubic root of 2321323123 is about 1324.0728053218.

Adding to 2321323123 its reverse (3213231232), we get a palindrome (5534554355).

It can be divided in two parts, 2 and 321323123, that multiplied together give a palindrome (642646246).

The spelling of 2321323123 in words is "two billion, three hundred twenty-one million, three hundred twenty-three thousand, one hundred twenty-three".