9420099094321 has 4 divisors (see below), whose sum is σ = 9420107600500. Its totient is φ = 9420090588144.

The previous prime is 9420099094283. The next prime is 9420099094369. The reversal of 9420099094321 is 1234909900249.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 8755769770225 + 664329324096 = 2959015^2 + 815064^2 .

It is a cyclic number.

It is not a de Polignac number, because 9420099094321 - 2²⁵ = 9420065539889 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9420099094921) 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 3 ways as a sum of consecutive naturals, for example, 2289846 + ... + 4907503.

It is an arithmetic number, because the mean of its divisors is an integer number (2355026900125).

Almost surely, 2^{9420099094321} is an apocalyptic number.

It is an amenable number.

9420099094321 is a deficient number, since it is larger than the sum of its proper divisors (8506179).

9420099094321 is a wasteful number, since it uses less digits than its factorization.

9420099094321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8506178.

The product of its (nonzero) digits is 1259712, while the sum is 52.

The spelling of 9420099094321 in words is "nine trillion, four hundred twenty billion, ninety-nine million, ninety-four thousand, three hundred twenty-one".