210323013123 has 8 divisors (see below), whose sum is σ = 280458747648. Its totient is φ = 140201310344.

The previous prime is 210323013119. The next prime is 210323013143. The reversal of 210323013123 is 321310323012.

210323013123 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 210323013123 - 2² = 210323013119 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 210323013123.

It is not an unprimeable number, because it can be changed into a prime (210323013143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3472911 + ... + 3532952.

It is an arithmetic number, because the mean of its divisors is an integer number (35057343456).

Almost surely, 2^210323013123 is an apocalyptic number.

210323013123 is a deficient number, since it is larger than the sum of its proper divisors (70135734525).

210323013123 is a wasteful number, since it uses less digits than its factorization.

210323013123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7015873.

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 210323013123 its reverse (321310323012), we get a palindrome (531633336135).

The spelling of 210323013123 in words is "two hundred ten billion, three hundred twenty-three million, thirteen thousand, one hundred twenty-three".