9840201101 has 4 divisors (see below), whose sum is σ = 9840836604. Its totient is φ = 9839565600.

The previous prime is 9840201089. The next prime is 9840201127. The reversal of 9840201101 is 1011020489.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1011020489 = 30089 ⋅33601.

It can be written as a sum of positive squares in 2 ways, for example, as 8086685476 + 1753515625 = 89926^2 + 41875^2 .

It is a cyclic number.

It is not a de Polignac number, because 9840201101 - 2¹⁰ = 9840200077 is a prime.

It is a super-2 number, since 2×9840201101² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9840201191) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 293930 + ... + 325691.

It is an arithmetic number, because the mean of its divisors is an integer number (2460209151).

Almost surely, 2^9840201101 is an apocalyptic number.

It is an amenable number.

9840201101 is a deficient number, since it is larger than the sum of its proper divisors (635503).

9840201101 is a wasteful number, since it uses less digits than its factorization.

9840201101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 635502.

The product of its (nonzero) digits is 576, while the sum is 26.

The square root of 9840201101 is about 99197.7877827928. The cubic root of 9840201101 is about 2142.8971373790.

The spelling of 9840201101 in words is "nine billion, eight hundred forty million, two hundred one thousand, one hundred one".