11001020112003 has 8 divisors (see below), whose sum is σ = 15305767112448. Its totient is φ = 7015143259784.

The previous prime is 11001020111993. The next prime is 11001020112073. The reversal of 11001020112003 is 30021102010011.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11001020112003 - 2⁹ = 11001020111491 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11001020112003.

It is not an unprimeable number, because it can be changed into a prime (11001020112073) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 79717536975 + ... + 79717537112.

It is an arithmetic number, because the mean of its divisors is an integer number (1913220889056).

Almost surely, 2^{11001020112003} is an apocalyptic number.

11001020112003 is a deficient number, since it is larger than the sum of its proper divisors (4304747000445).

11001020112003 is a wasteful number, since it uses less digits than its factorization.

11001020112003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 159435074113.

The product of its (nonzero) digits is 12, while the sum is 12.

Adding to 11001020112003 its reverse (30021102010011), we get a palindrome (41022122122014).

The spelling of 11001020112003 in words is "eleven trillion, one billion, twenty million, one hundred twelve thousand, three".