9695122221 has 8 divisors (see below), whose sum is σ = 12929173120. Its totient is φ = 6462243072.

The previous prime is 9695122201. The next prime is 9695122223. The reversal of 9695122221 is 1222215969.

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

It is not a de Polignac number, because 9695122221 - 2⁷ = 9695122093 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 9695122221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9695122223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 273445 + ... + 306858.

It is an arithmetic number, because the mean of its divisors is an integer number (1616146640).

Almost surely, 2^9695122221 is an apocalyptic number.

It is an amenable number.

9695122221 is a deficient number, since it is larger than the sum of its proper divisors (3234050899).

9695122221 is a wasteful number, since it uses less digits than its factorization.

9695122221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 585875.

The product of its digits is 38880, while the sum is 39.

The square root of 9695122221 is about 98463.8117330423. The cubic root of 9695122221 is about 2132.3136945036.

The spelling of 9695122221 in words is "nine billion, six hundred ninety-five million, one hundred twenty-two thousand, two hundred twenty-one".