99001010010121 has 8 divisors (see below), whose sum is σ = 99095075794944. Its totient is φ = 98906979066720.

The previous prime is 99001010010113. The next prime is 99001010010181. The reversal of 99001010010121 is 12101001010099.

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

It is a cyclic number.

It is not a de Polignac number, because 99001010010121 - 2³ = 99001010010113 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (99001010010181) 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 7 ways as a sum of consecutive naturals, for example, 3022945 + ... + 14392366.

It is an arithmetic number, because the mean of its divisors is an integer number (12386884474368).

Almost surely, 2^{99001010010121} is an apocalyptic number.

It is an amenable number.

99001010010121 is a deficient number, since it is larger than the sum of its proper divisors (94065784823).

99001010010121 is a wasteful number, since it uses less digits than its factorization.

99001010010121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17420711.

The product of its (nonzero) digits is 162, while the sum is 25.

The spelling of 99001010010121 in words is "ninety-nine trillion, one billion, ten million, ten thousand, one hundred twenty-one".