123100022223 has 24 divisors (see below), whose sum is σ = 182284996608. Its totient is φ = 80015108112.

The previous prime is 123100022219. The next prime is 123100022239. The reversal of 123100022223 is 322220001321.

It is not a de Polignac number, because 123100022223 - 2² = 123100022219 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 123100022196 and 123100022205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123100022293) 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, 442015 + ... + 664512.

It is an arithmetic number, because the mean of its divisors is an integer number (7595208192).

Almost surely, 2^123100022223 is an apocalyptic number.

123100022223 is a deficient number, since it is larger than the sum of its proper divisors (59184974385).

123100022223 is a wasteful number, since it uses less digits than its factorization.

123100022223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1106843 (or 1106840 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 123100022223 its reverse (322220001321), we get a palindrome (445320023544).

The spelling of 123100022223 in words is "one hundred twenty-three billion, one hundred million, twenty-two thousand, two hundred twenty-three".