9912201 has 16 divisors (see below), whose sum is σ = 14582400. Its totient is φ = 5950080.

The previous prime is 9912169. The next prime is 9912211. The reversal of 9912201 is 1022199.

It is not a de Polignac number, because 9912201 - 2⁵ = 9912169 is a prime.

It is not an unprimeable number, because it can be changed into a prime (9912211) 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, 1501 + ... + 4698.

It is an arithmetic number, because the mean of its divisors is an integer number (911400).

Almost surely, 2^9912201 is an apocalyptic number.

It is an amenable number.

9912201 is a deficient number, since it is larger than the sum of its proper divisors (4670199).

9912201 is a wasteful number, since it uses less digits than its factorization.

9912201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6256.

The product of its (nonzero) digits is 324, while the sum is 24.

The square root of 9912201 is about 3148.3648136771. The cubic root of 9912201 is about 214.8110905987.

The spelling of 9912201 in words is "nine million, nine hundred twelve thousand, two hundred one".