200001242320442 has 48 divisors (see below), whose sum is σ = 325834647383808. Its totient is φ = 92011854163200.

The previous prime is 200001242320409. The next prime is 200001242320469. The reversal of 200001242320442 is 244023242100002.

200001242320442 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×200001242320442² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 19946192 + ... + 28246292.

It is an arithmetic number, because the mean of its divisors is an integer number (6788221820496).

Almost surely, 2^{200001242320442} is an apocalyptic number.

200001242320442 is a deficient number, since it is larger than the sum of its proper divisors (125833405063366).

200001242320442 is a wasteful number, since it uses less digits than its factorization.

200001242320442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8301071 (or 8301054 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 26.

Adding to 200001242320442 its reverse (244023242100002), we get a palindrome (444024484420444).

The spelling of 200001242320442 in words is "two hundred trillion, one billion, two hundred forty-two million, three hundred twenty thousand, four hundred forty-two".