124040441330020 has 48 divisors (see below), whose sum is σ = 261114271367040. Its totient is φ = 49496325751296.

The previous prime is 124040441329993. The next prime is 124040441330021. The reversal of 124040441330020 is 20033144040421.

It is a super-2 number, since 2×124040441330020² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (124040441330021) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 81192771 + ... + 82706389.

It is an arithmetic number, because the mean of its divisors is an integer number (5439880653480).

Almost surely, 2^{124040441330020} is an apocalyptic number.

124040441330020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

124040441330020 is an abundant number, since it is smaller than the sum of its proper divisors (137073830037020).

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

124040441330020 is a wasteful number, since it uses less digits than its factorization.

124040441330020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1523524 (or 1523522 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 124040441330020 its reverse (20033144040421), we get a palindrome (144073585370441).

The spelling of 124040441330020 in words is "one hundred twenty-four trillion, forty billion, four hundred forty-one million, three hundred thirty thousand, twenty".