103210320123 has 20 divisors (see below), whose sum is σ = 155101623600. Its totient is φ = 68394853872.

The previous prime is 103210320089. The next prime is 103210320127. The reversal of 103210320123 is 321023012301.

103210320123 is a `hidden beast` number, since 1 + 0 + 321 + 0 + 320 + 1 + 23 = 666.

It is not a de Polignac number, because 103210320123 - 2²⁰ = 103209271547 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 103210320096 and 103210320105.

It is not an unprimeable number, because it can be changed into a prime (103210320127) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 3801448 + ... + 3828501.

It is an arithmetic number, because the mean of its divisors is an integer number (7755081180).

Almost surely, 2^103210320123 is an apocalyptic number.

103210320123 is a deficient number, since it is larger than the sum of its proper divisors (51891303477).

103210320123 is an equidigital number, since it uses as much as digits as its factorization.

103210320123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7630128 (or 7630119 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 103210320123 its reverse (321023012301), we get a palindrome (424233332424).

The spelling of 103210320123 in words is "one hundred three billion, two hundred ten million, three hundred twenty thousand, one hundred twenty-three".