9943430122001 has 8 divisors (see below), whose sum is σ = 10010384615400. Its totient is φ = 9876478563072.

The previous prime is 9943430121979. The next prime is 9943430122037. The reversal of 9943430122001 is 1002210343499.

It can be written as a sum of positive squares in 4 ways, for example, as 2210942981776 + 7732487140225 = 1486924^2 + 2780735^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-9943430122001 is a prime.

It is a super-2 number, since 2×9943430122001² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9943430122051) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6291911 + ... + 7712003.

It is an arithmetic number, because the mean of its divisors is an integer number (1251298076925).

Almost surely, 2^{9943430122001} is an apocalyptic number.

It is an amenable number.

9943430122001 is a deficient number, since it is larger than the sum of its proper divisors (66954493399).

9943430122001 is a wasteful number, since it uses less digits than its factorization.

9943430122001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1467235.

The product of its (nonzero) digits is 46656, while the sum is 38.

The spelling of 9943430122001 in words is "nine trillion, nine hundred forty-three billion, four hundred thirty million, one hundred twenty-two thousand, one".