103112123000 has 128 divisors (see below), whose sum is σ = 255899891520. Its totient is φ = 38754201600.

The previous prime is 103112122957. The next prime is 103112123011. The reversal of 103112123000 is 321211301.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10926284 + ... + 10935716.

Almost surely, 2^103112123000 is an apocalyptic number.

103112123000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 103112123000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (127949945760).

103112123000 is an abundant number, since it is smaller than the sum of its proper divisors (152787768520).

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

103112123000 is a wasteful number, since it uses less digits than its factorization.

103112123000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10114 (or 10100 counting only the distinct ones).

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

Adding to 103112123000 its reverse (321211301), we get a palindrome (103433334301).

The spelling of 103112123000 in words is "one hundred three billion, one hundred twelve million, one hundred twenty-three thousand".