213233003123 has 16 divisors (see below), whose sum is σ = 248515776000. Its totient is φ = 179172722112.

The previous prime is 213233003089. The next prime is 213233003167. The reversal of 213233003123 is 321300332312.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-213233003123 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (263233003123) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 570818 + ... + 867351.

It is an arithmetic number, because the mean of its divisors is an integer number (15532236000).

Almost surely, 2^213233003123 is an apocalyptic number.

213233003123 is a deficient number, since it is larger than the sum of its proper divisors (35282772877).

213233003123 is a wasteful number, since it uses less digits than its factorization.

213233003123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1438594.

The product of its (nonzero) digits is 1944, while the sum is 23.

Adding to 213233003123 its reverse (321300332312), we get a palindrome (534533335435).

The spelling of 213233003123 in words is "two hundred thirteen billion, two hundred thirty-three million, three thousand, one hundred twenty-three".