9884474111021 has 8 divisors (see below), whose sum is σ = 9891905469600. Its totient is φ = 9877045349232.

The previous prime is 9884474111009. The next prime is 9884474111059. The reversal of 9884474111021 is 1201114744889.

9884474111021 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-9884474111021 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9884474116021) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7000331 + ... + 8292983.

It is an arithmetic number, because the mean of its divisors is an integer number (1236488183700).

Almost surely, 2^{9884474111021} is an apocalyptic number.

It is an amenable number.

9884474111021 is a deficient number, since it is larger than the sum of its proper divisors (7431358579).

9884474111021 is a wasteful number, since it uses less digits than its factorization.

9884474111021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1298395.

The product of its (nonzero) digits is 516096, while the sum is 50.

The spelling of 9884474111021 in words is "nine trillion, eight hundred eighty-four billion, four hundred seventy-four million, one hundred eleven thousand, twenty-one".