11000001102003 has 12 divisors (see below), whose sum is σ = 15904575479520. Its totient is φ = 7326094837776.

The previous prime is 11000001101951. The next prime is 11000001102007. The reversal of 11000001102003 is 30020110000011.

It is not a de Polignac number, because 11000001102003 - 2¹³ = 11000001093811 is a prime.

It is a super-2 number, since 2×11000001102003² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is not an unprimeable number, because it can be changed into a prime (11000001102007) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 603259563 + ... + 603277796.

It is an arithmetic number, because the mean of its divisors is an integer number (1325381289960).

Almost surely, 2^{11000001102003} is an apocalyptic number.

11000001102003 is a deficient number, since it is larger than the sum of its proper divisors (4904574377517).

11000001102003 is a wasteful number, since it uses less digits than its factorization.

11000001102003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1206538378 (or 1206538375 counting only the distinct ones).

The product of its (nonzero) digits is 6, while the sum is 9.

Adding to 11000001102003 its reverse (30020110000011), we get a palindrome (41020111102014).

The spelling of 11000001102003 in words is "eleven trillion, one million, one hundred two thousand, three".