11102003023 has 4 divisors (see below), whose sum is σ = 11226744720. Its totient is φ = 10977261328.

The previous prime is 11102003021. The next prime is 11102003027. The reversal of 11102003023 is 32030020111.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 11102003023 - 2¹ = 11102003021 is a prime.

It is a super-2 number, since 2×11102003023² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11102002994 and 11102003012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11102003021) 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, 62370715 + ... + 62370892.

It is an arithmetic number, because the mean of its divisors is an integer number (2806686180).

Almost surely, 2^11102003023 is an apocalyptic number.

11102003023 is a deficient number, since it is larger than the sum of its proper divisors (124741697).

11102003023 is an equidigital number, since it uses as much as digits as its factorization.

11102003023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124741696.

The product of its (nonzero) digits is 36, while the sum is 13.

Adding to 11102003023 its reverse (32030020111), we get a palindrome (43132023134).

The spelling of 11102003023 in words is "eleven billion, one hundred two million, three thousand, twenty-three".