1103323211211 has 16 divisors (see below), whose sum is σ = 1599640130816. Its totient is φ = 672376203936.

The previous prime is 1103323211173. The next prime is 1103323211231. The reversal of 1103323211211 is 1121123233011.

It is not a de Polignac number, because 1103323211211 - 2⁷ = 1103323211083 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1103323211231) 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, 137327725 + ... + 137335758.

It is an arithmetic number, because the mean of its divisors is an integer number (99977508176).

Almost surely, 2^{1103323211211} is an apocalyptic number.

1103323211211 is a deficient number, since it is larger than the sum of its proper divisors (496316919605).

1103323211211 is a wasteful number, since it uses less digits than its factorization.

1103323211211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 274663602.

The product of its (nonzero) digits is 216, while the sum is 21.

Adding to 1103323211211 its reverse (1121123233011), we get a palindrome (2224446444222).

The spelling of 1103323211211 in words is "one trillion, one hundred three billion, three hundred twenty-three million, two hundred eleven thousand, two hundred eleven".