2123305034 has 8 divisors (see below), whose sum is σ = 3185474628. Its totient is φ = 1061480160.

The previous prime is 2123305031. The next prime is 2123305057. The reversal of 2123305034 is 4305033212.

It can be written as a sum of positive squares in 2 ways, for example, as 2114620225 + 8684809 = 45985^2 + 2947^2 .

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

It is not an unprimeable number, because it can be changed into a prime (2123305031) 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, 70187 + ... + 95774.

Almost surely, 2^2123305034 is an apocalyptic number.

2123305034 is a deficient number, since it is larger than the sum of its proper divisors (1062169594).

2123305034 is a wasteful number, since it uses less digits than its factorization.

2123305034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 172360.

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

The square root of 2123305034 is about 46079.3341314737. The cubic root of 2123305034 is about 1285.2988820632.

Adding to 2123305034 its reverse (4305033212), we get a palindrome (6428338246).

The spelling of 2123305034 in words is "two billion, one hundred twenty-three million, three hundred five thousand, thirty-four".