124043004100 has 144 divisors (see below), whose sum is σ = 288246582288. Its totient is φ = 46169948160.

The previous prime is 124043004073. The next prime is 124043004109. The reversal of 124043004100 is 1400340421.

It can be written as a sum of positive squares in 24 ways, for example, as 116259177024 + 7783827076 = 340968^2 + 88226^2 .

It is not an unprimeable number, because it can be changed into a prime (124043004109) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 145419274 + ... + 145420126.

It is an arithmetic number, because the mean of its divisors is an integer number (2001712377).

Almost surely, 2^124043004100 is an apocalyptic number.

124043004100 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 124043004100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (144123291144).

124043004100 is an abundant number, since it is smaller than the sum of its proper divisors (164203578188).

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

124043004100 is a wasteful number, since it uses less digits than its factorization.

124043004100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1754 (or 1747 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 19.

Adding to 124043004100 its reverse (1400340421), we get a palindrome (125443344521).

The spelling of 124043004100 in words is "one hundred twenty-four billion, forty-three million, four thousand, one hundred".