9699910202121 has 8 divisors (see below), whose sum is σ = 13115371541184. Its totient is φ = 6375527832240.

The previous prime is 9699910202057. The next prime is 9699910202159. The reversal of 9699910202121 is 1212020199969.

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

It is not a de Polignac number, because 9699910202121 - 2⁶ = 9699910202057 is a prime.

It is a super-2 number, since 2×9699910202121² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (9699910202221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22769742046 + ... + 22769742471.

It is an arithmetic number, because the mean of its divisors is an integer number (1639421442648).

Almost surely, 2^{9699910202121} is an apocalyptic number.

It is an amenable number.

9699910202121 is a deficient number, since it is larger than the sum of its proper divisors (3415461339063).

9699910202121 is a wasteful number, since it uses less digits than its factorization.

9699910202121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45539484591.

The product of its (nonzero) digits is 314928, while the sum is 51.

The spelling of 9699910202121 in words is "nine trillion, six hundred ninety-nine billion, nine hundred ten million, two hundred two thousand, one hundred twenty-one".