1103221110211 has 4 divisors (see below), whose sum is σ = 1203513938424. Its totient is φ = 1002928282000.

The previous prime is 1103221110209. The next prime is 1103221110239. The reversal of 1103221110211 is 1120111223011.

It is a happy number.

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 1103221110211 - 2¹ = 1103221110209 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1103221110611) 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, 50146414090 + ... + 50146414111.

It is an arithmetic number, because the mean of its divisors is an integer number (300878484606).

Almost surely, 2^{1103221110211} is an apocalyptic number.

1103221110211 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1103221110211 is a deficient number, since it is larger than the sum of its proper divisors (100292828213).

1103221110211 is a wasteful number, since it uses less digits than its factorization.

1103221110211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100292828212.

The product of its (nonzero) digits is 24, while the sum is 16.

Adding to 1103221110211 its reverse (1120111223011), we get a palindrome (2223332333222).

The spelling of 1103221110211 in words is "one trillion, one hundred three billion, two hundred twenty-one million, one hundred ten thousand, two hundred eleven".