999101201 has 16 divisors (see below), whose sum is σ = 1181306880. Its totient is φ = 826889040.

The previous prime is 999101189. The next prime is 999101227. The reversal of 999101201 is 102101999.

It is not a de Polignac number, because 999101201 - 2¹⁴ = 999084817 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (999101291) 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, 96410 + ... + 106268.

It is an arithmetic number, because the mean of its divisors is an integer number (73831680).

Almost surely, 2^999101201 is an apocalyptic number.

It is an amenable number.

999101201 is a deficient number, since it is larger than the sum of its proper divisors (182205679).

999101201 is a wasteful number, since it uses less digits than its factorization.

999101201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10364.

The product of its (nonzero) digits is 1458, while the sum is 32.

The square root of 999101201 is about 31608.5621469880. The cubic root of 999101201 is about 999.7003105285.

The spelling of 999101201 in words is "nine hundred ninety-nine million, one hundred one thousand, two hundred one".