124013520100 has 18 divisors (see below), whose sum is σ = 269109338834. Its totient is φ = 49605408000.

The previous prime is 124013520089. The next prime is 124013520119. The reversal of 124013520100 is 1025310421.

It can be written as a sum of positive squares in 3 ways, for example, as 7054992036 + 116958528064 = 83994^2 + 341992^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 620067501 + ... + 620067700.

Almost surely, 2^124013520100 is an apocalyptic number.

124013520100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

124013520100 is an abundant number, since it is smaller than the sum of its proper divisors (145095818734).

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

124013520100 is a wasteful number, since it uses less digits than its factorization.

124013520100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1240135215 (or 1240135208 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 19.

Adding to 124013520100 its reverse (1025310421), we get a palindrome (125038830521).

The spelling of 124013520100 in words is "one hundred twenty-four billion, thirteen million, five hundred twenty thousand, one hundred".