9902101 has 16 divisors (see below), whose sum is σ = 11197440. Its totient is φ = 8679280.

The previous prime is 9902099. The next prime is 9902107. The reversal of 9902101 is 1012099.

It is a cyclic number.

It is not a de Polignac number, because 9902101 - 2¹ = 9902099 is a prime.

It is a Duffinian number.

9902101 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9902107) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 55230 + ... + 55408.

It is an arithmetic number, because the mean of its divisors is an integer number (699840).

Almost surely, 2^9902101 is an apocalyptic number.

It is an amenable number.

9902101 is a deficient number, since it is larger than the sum of its proper divisors (1295339).

9902101 is a wasteful number, since it uses less digits than its factorization.

9902101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 344.

The product of its (nonzero) digits is 162, while the sum is 22.

The square root of 9902101 is about 3146.7603976153. The cubic root of 9902101 is about 214.7381054857.

The spelling of 9902101 in words is "nine million, nine hundred two thousand, one hundred one".