11012221103 has 8 divisors (see below), whose sum is σ = 12036320688. Its totient is φ = 10013408064.

The previous prime is 11012221067. The next prime is 11012221111. The reversal of 11012221103 is 30112221011.

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 11012221103 - 2²⁶ = 10945112239 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 (11012221123) 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, 6320726 + ... + 6322467.

It is an arithmetic number, because the mean of its divisors is an integer number (1504540086).

Almost surely, 2^11012221103 is an apocalyptic number.

11012221103 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

11012221103 is a deficient number, since it is larger than the sum of its proper divisors (1024099585).

11012221103 is a wasteful number, since it uses less digits than its factorization.

11012221103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12643273.

The product of its (nonzero) digits is 24, while the sum is 14.

Adding to 11012221103 its reverse (30112221011), we get a palindrome (41124442114).

The spelling of 11012221103 in words is "eleven billion, twelve million, two hundred twenty-one thousand, one hundred three".