123100301223 has 12 divisors (see below), whose sum is σ = 177815181960. Its totient is φ = 82065189456.

The previous prime is 123100301221. The next prime is 123100301273. The reversal of 123100301223 is 322103001321.

It is not a de Polignac number, because 123100301223 - 2¹ = 123100301221 is a prime.

It is a super-2 number, since 2×123100301223² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 123100301196 and 123100301205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123100301221) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 460365 + ... + 676857.

It is an arithmetic number, because the mean of its divisors is an integer number (14817931830).

Almost surely, 2^123100301223 is an apocalyptic number.

123100301223 is a deficient number, since it is larger than the sum of its proper divisors (54714880737).

123100301223 is a wasteful number, since it uses less digits than its factorization.

123100301223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 279678 (or 279675 counting only the distinct ones).

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

Adding to 123100301223 its reverse (322103001321), we get a palindrome (445203302544).

The spelling of 123100301223 in words is "one hundred twenty-three billion, one hundred million, three hundred one thousand, two hundred twenty-three".