9973742211 has 12 divisors (see below), whose sum is σ = 14409498792. Its totient is φ = 6647785056.

The previous prime is 9973742209. The next prime is 9973742239. The reversal of 9973742211 is 1122473799.

9973742211 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 9973742211 - 2¹ = 9973742209 is a prime.

It is not an unprimeable number, because it can be changed into a prime (9973744211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 67801 + ... + 156666.

It is an arithmetic number, because the mean of its divisors is an integer number (1200791566).

Almost surely, 2^9973742211 is an apocalyptic number.

9973742211 is a deficient number, since it is larger than the sum of its proper divisors (4435756581).

9973742211 is a wasteful number, since it uses less digits than its factorization.

9973742211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 229410 (or 229407 counting only the distinct ones).

The product of its digits is 190512, while the sum is 45.

The square root of 9973742211 is about 99868.6247577286. The cubic root of 9973742211 is about 2152.5473474351.

The spelling of 9973742211 in words is "nine billion, nine hundred seventy-three million, seven hundred forty-two thousand, two hundred eleven".