2012032123 has 8 divisors (see below), whose sum is σ = 2024107488. Its totient is φ = 1999986624.

The previous prime is 2012032109. The next prime is 2012032147. The reversal of 2012032123 is 3212302102.

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

It is a cyclic number.

It is not a de Polignac number, because 2012032123 - 2⁹ = 2012031611 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2012032097 and 2012032106.

It is not an unprimeable number, because it can be changed into a prime (2012032223) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 135786 + ... + 149872.

It is an arithmetic number, because the mean of its divisors is an integer number (253013436).

Almost surely, 2^2012032123 is an apocalyptic number.

2012032123 is a deficient number, since it is larger than the sum of its proper divisors (12075365).

2012032123 is a wasteful number, since it uses less digits than its factorization.

2012032123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14933.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 2012032123 is about 44855.6810560268. The cubic root of 2012032123 is about 1262.4425875666.

Adding to 2012032123 its reverse (3212302102), we get a palindrome (5224334225).

The spelling of 2012032123 in words is "two billion, twelve million, thirty-two thousand, one hundred twenty-three".