11102021103 has 16 divisors (see below), whose sum is σ = 15400534016. Its totient is φ = 7106188320.

The previous prime is 11102021093. The next prime is 11102021137. The reversal of 11102021103 is 30112020111.

It is not a de Polignac number, because 11102021103 - 2⁸ = 11102020847 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 (11102021503) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 458176 + ... + 481797.

It is an arithmetic number, because the mean of its divisors is an integer number (962533376).

Almost surely, 2^11102021103 is an apocalyptic number.

11102021103 is a deficient number, since it is larger than the sum of its proper divisors (4298512913).

11102021103 is a wasteful number, since it uses less digits than its factorization.

11102021103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 940134.

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

Adding to 11102021103 its reverse (30112020111), we get a palindrome (41214041214).

The spelling of 11102021103 in words is "eleven billion, one hundred two million, twenty-one thousand, one hundred three".