123110222103 has 24 divisors (see below), whose sum is σ = 198503310720. Its totient is φ = 72877084560.

The previous prime is 123110222099. The next prime is 123110222149. The reversal of 123110222103 is 301222011321.

It is not a de Polignac number, because 123110222103 - 2² = 123110222099 is a prime.

It is a super-2 number, since 2×123110222103² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123110212103) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 14455483 + ... + 14463996.

It is an arithmetic number, because the mean of its divisors is an integer number (8270971280).

Almost surely, 2^123110222103 is an apocalyptic number.

123110222103 is a deficient number, since it is larger than the sum of its proper divisors (75393088617).

123110222103 is a wasteful number, since it uses less digits than its factorization.

123110222103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28919539 (or 28919536 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 123110222103 its reverse (301222011321), we get a palindrome (424332233424).

The spelling of 123110222103 in words is "one hundred twenty-three billion, one hundred ten million, two hundred twenty-two thousand, one hundred three".