123130122103 has 8 divisors (see below), whose sum is σ = 132832940688. Its totient is φ = 113700622464.

The previous prime is 123130122067. The next prime is 123130122109. The reversal of 123130122103 is 301221031321.

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-123130122103 is a prime.

It is a super-2 number, since 2×123130122103² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123130122109) 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, 68328801 + ... + 68330602.

It is an arithmetic number, because the mean of its divisors is an integer number (16604117586).

Almost surely, 2^123130122103 is an apocalyptic number.

123130122103 is a deficient number, since it is larger than the sum of its proper divisors (9702818585).

123130122103 is a wasteful number, since it uses less digits than its factorization.

123130122103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136659473.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 123130122103 its reverse (301221031321), we get a palindrome (424351153424).

The spelling of 123130122103 in words is "one hundred twenty-three billion, one hundred thirty million, one hundred twenty-two thousand, one hundred three".