9010111001001 has 24 divisors (see below), whose sum is σ = 13485856336512. Its totient is φ = 5344488784800.

The previous prime is 9010111000963. The next prime is 9010111001009. The reversal of 9010111001001 is 1001001110109.

It is not a de Polignac number, because 9010111001001 - 2⁶ = 9010111000937 is a prime.

It is not an unprimeable number, because it can be changed into a prime (9010111001009) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 264038710 + ... + 264072831.

It is an arithmetic number, because the mean of its divisors is an integer number (561910680688).

Almost surely, 2^{9010111001001} is an apocalyptic number.

It is an amenable number.

9010111001001 is a deficient number, since it is larger than the sum of its proper divisors (4475745335511).

9010111001001 is a wasteful number, since it uses less digits than its factorization.

9010111001001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 528111613 (or 528111602 counting only the distinct ones).

The product of its (nonzero) digits is 9, while the sum is 15.

The spelling of 9010111001001 in words is "nine trillion, ten billion, one hundred eleven million, one thousand, one".