2030345123 has 4 divisors (see below), whose sum is σ = 2031745848. Its totient is φ = 2028944400.

The previous prime is 2030345117. The next prime is 2030345143. The reversal of 2030345123 is 3215430302.

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 2030345123 - 2²⁶ = 1963236259 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2030345143) 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, 698186 + ... + 701087.

It is an arithmetic number, because the mean of its divisors is an integer number (507936462).

Almost surely, 2^2030345123 is an apocalyptic number.

2030345123 is a deficient number, since it is larger than the sum of its proper divisors (1400725).

2030345123 is a wasteful number, since it uses less digits than its factorization.

2030345123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1400724.

The product of its (nonzero) digits is 2160, while the sum is 23.

The square root of 2030345123 is about 45059.3511160558. The cubic root of 2030345123 is about 1266.2611684550.

Adding to 2030345123 its reverse (3215430302), we get a palindrome (5245775425).

The spelling of 2030345123 in words is "two billion, thirty million, three hundred forty-five thousand, one hundred twenty-three".