9900001101 has 4 divisors (see below), whose sum is σ = 13200001472. Its totient is φ = 6600000732.

The previous prime is 9900001093. The next prime is 9900001103. The reversal of 9900001101 is 1011000099.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 9900001101 - 2³ = 9900001093 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 (9900001103) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1650000181 + ... + 1650000186.

It is an arithmetic number, because the mean of its divisors is an integer number (3300000368).

Almost surely, 2^9900001101 is an apocalyptic number.

It is an amenable number.

9900001101 is a deficient number, since it is larger than the sum of its proper divisors (3300000371).

9900001101 is a wasteful number, since it uses less digits than its factorization.

9900001101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3300000370.

The product of its (nonzero) digits is 81, while the sum is 21.

The square root of 9900001101 is about 99498.7492433950. The cubic root of 9900001101 is about 2147.2292486182.

The spelling of 9900001101 in words is "nine billion, nine hundred million, one thousand, one hundred one".