2331120123 has 6 divisors (see below), whose sum is σ = 3367173524. Its totient is φ = 1554080076.

The previous prime is 2331120119. The next prime is 2331120151. The reversal of 2331120123 is 3210211332.

It is not a de Polignac number, because 2331120123 - 2² = 2331120119 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2331120096 and 2331120105.

It is not an unprimeable number, because it can be changed into a prime (2331120163) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 129506665 + ... + 129506682.

Almost surely, 2^2331120123 is an apocalyptic number.

2331120123 is a deficient number, since it is larger than the sum of its proper divisors (1036053401).

2331120123 is a wasteful number, since it uses less digits than its factorization.

2331120123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 259013353 (or 259013350 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

The square root of 2331120123 is about 48281.6748156068. The cubic root of 2331120123 is about 1325.9329132811.

Adding to 2331120123 its reverse (3210211332), we get a palindrome (5541331455).

It can be divided in two parts, 23311 and 20123, that added together give a palindrome (43434).

The spelling of 2331120123 in words is "two billion, three hundred thirty-one million, one hundred twenty thousand, one hundred twenty-three".