200001242333442 has 192 divisors, whose sum is σ = 448965478950912. Its totient is φ = 59330642342400.

The previous prime is 200001242333383. The next prime is 200001242333449. The reversal of 200001242333442 is 244333242100002.

It is a super-2 number, since 2×200001242333442² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (200001242333449) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 54990716448 + ... + 54990720084.

It is an arithmetic number, because the mean of its divisors is an integer number (2338361869536).

Almost surely, 2^{200001242333442} is an apocalyptic number.

200001242333442 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 200001242333442, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (224482739475456).

200001242333442 is an abundant number, since it is smaller than the sum of its proper divisors (248964236617470).

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

200001242333442 is a wasteful number, since it uses less digits than its factorization.

200001242333442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6505 (or 6494 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 30.

Adding to 200001242333442 its reverse (244333242100002), we get a palindrome (444334484433444).

The spelling of 200001242333442 in words is "two hundred trillion, one billion, two hundred forty-two million, three hundred thirty-three thousand, four hundred forty-two".