124030020400200 has 72 divisors (see below), whose sum is σ = 416534151850050. Its totient is φ = 33074672106240.

The previous prime is 124030020400157. The next prime is 124030020400207. The reversal of 124030020400200 is 2004020030421.

124030020400200 is a `hidden beast` number, since 1 + 2 + 40 + 3 + 0 + 0 + 20 + 400 + 200 = 666.

It can be written as a sum of positive squares in 3 ways, for example, as 48350355647364 + 75679664752836 = 6953442^2 + 8699406^2 .

It is a tau number, because it is divible by the number of its divisors (72).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (124030020400207) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 34452781645 + ... + 34452785244.

Almost surely, 2^{124030020400200} is an apocalyptic number.

124030020400200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

124030020400200 is an abundant number, since it is smaller than the sum of its proper divisors (292504131449850).

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

124030020400200 is a wasteful number, since it uses less digits than its factorization.

124030020400200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68905566911 (or 68905566899 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

Adding to 124030020400200 its reverse (2004020030421), we get a palindrome (126034040430621).

The spelling of 124030020400200 in words is "one hundred twenty-four trillion, thirty billion, twenty million, four hundred thousand, two hundred".