123110123000 has 64 divisors (see below), whose sum is σ = 288130115520. Its totient is φ = 49235088000.

The previous prime is 123110122999. The next prime is 123110123011. The reversal of 123110123000 is 321011321.

It is a super-2 number, since 2×123110123000² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9654629 + ... + 9667371.

It is an arithmetic number, because the mean of its divisors is an integer number (4502033055).

Almost surely, 2^123110123000 is an apocalyptic number.

123110123000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

123110123000 is an abundant number, since it is smaller than the sum of its proper divisors (165019992520).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

123110123000 is a wasteful number, since it uses less digits than its factorization.

123110123000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22425 (or 22411 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 14.

Adding to 123110123000 its reverse (321011321), we get a palindrome (123431134321).

The spelling of 123110123000 in words is "one hundred twenty-three billion, one hundred ten million, one hundred twenty-three thousand".