124123000000 has 98 divisors (see below), whose sum is σ = 307881762188. Its totient is φ = 49648800000.

The previous prime is 124122999991. The next prime is 124123000003. The reversal of 124123000000 is 321421.

It is not an unprimeable number, because it can be changed into a prime (124123000003) by changing a digit.

It is a polite number, since it can be written in 13 ways as a sum of consecutive naturals, for example, 937939 + ... + 1062061.

Almost surely, 2^124123000000 is an apocalyptic number.

124123000000 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 124123000000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (153940881094).

124123000000 is an abundant number, since it is smaller than the sum of its proper divisors (183758762188).

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

124123000000 is an frugal number, since it uses more digits than its factorization.

124123000000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124165 (or 124130 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 13.

Adding to 124123000000 its reverse (321421), we get a palindrome (124123321421).

The spelling of 124123000000 in words is "one hundred twenty-four billion, one hundred twenty-three million", and thus it is an aban number.