200124344442 has 160 divisors (see below), whose sum is σ = 472005855360. Its totient is φ = 56418215040.

The previous prime is 200124344429. The next prime is 200124344443. The reversal of 200124344442 is 244443421002.

200124344442 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (200124344443) by changing a digit.

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 79 ways as a sum of consecutive naturals, for example, 74755608 + ... + 74758284.

It is an arithmetic number, because the mean of its divisors is an integer number (2950036596).

Almost surely, 2^200124344442 is an apocalyptic number.

200124344442 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 200124344442, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (236002927680).

200124344442 is an abundant number, since it is smaller than the sum of its proper divisors (271881510918).

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

200124344442 is a wasteful number, since it uses less digits than its factorization.

200124344442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2786 (or 2753 counting only the distinct ones).

The product of its (nonzero) digits is 24576, while the sum is 30.

Adding to 200124344442 its reverse (244443421002), we get a palindrome (444567765444).

The spelling of 200124344442 in words is "two hundred billion, one hundred twenty-four million, three hundred forty-four thousand, four hundred forty-two".