2340210123 has 20 divisors (see below), whose sum is σ = 3701511000. Its totient is φ = 1468366272.

The previous prime is 2340210121. The next prime is 2340210133. The reversal of 2340210123 is 3210120432.

It is not a de Polignac number, because 2340210123 - 2¹ = 2340210121 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2340210096 and 2340210105.

It is not an unprimeable number, because it can be changed into a prime (2340210121) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 848373 + ... + 851126.

It is an arithmetic number, because the mean of its divisors is an integer number (185075550).

Almost surely, 2^2340210123 is an apocalyptic number.

2340210123 is a deficient number, since it is larger than the sum of its proper divisors (1361300877).

2340210123 is a wasteful number, since it uses less digits than its factorization.

2340210123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1699528 (or 1699519 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 2340210123 is about 48375.7183202482. The cubic root of 2340210123 is about 1327.6541312945.

Adding to 2340210123 its reverse (3210120432), we get a palindrome (5550330555).

The spelling of 2340210123 in words is "two billion, three hundred forty million, two hundred ten thousand, one hundred twenty-three".