320102000123 has 8 divisors (see below), whose sum is σ = 346813658928. Its totient is φ = 294266133504.

The previous prime is 320102000081. The next prime is 320102000159. The reversal of 320102000123 is 321000201023.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-320102000123 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 320102000098 and 320102000107.

It is not an unprimeable number, because it can be changed into a prime (320102000173) 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, 218947286 + ... + 218948747.

It is an arithmetic number, because the mean of its divisors is an integer number (43351707366).

Almost surely, 2^320102000123 is an apocalyptic number.

320102000123 is a deficient number, since it is larger than the sum of its proper divisors (26711658805).

320102000123 is a wasteful number, since it uses less digits than its factorization.

320102000123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 437896093.

The product of its (nonzero) digits is 72, while the sum is 14.

Adding to 320102000123 its reverse (321000201023), we get a palindrome (641102201146).

Subtracting 320102000123 from its reverse (321000201023), we obtain a square (898200900 = 29970²).

The spelling of 320102000123 in words is "three hundred twenty billion, one hundred two million, one hundred twenty-three", and thus it is an aban number.