1102331221311 has 4 divisors (see below), whose sum is σ = 1469774961752. Its totient is φ = 734887480872.

The previous prime is 1102331221273. The next prime is 1102331221333. The reversal of 1102331221311 is 1131221332011.

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

It is not a de Polignac number, because 1102331221311 - 2⁹ = 1102331220799 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 (1102331221351) 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, 183721870216 + ... + 183721870221.

It is an arithmetic number, because the mean of its divisors is an integer number (367443740438).

Almost surely, 2^{1102331221311} is an apocalyptic number.

1102331221311 is a deficient number, since it is larger than the sum of its proper divisors (367443740441).

1102331221311 is an equidigital number, since it uses as much as digits as its factorization.

1102331221311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 367443740440.

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

Adding to 1102331221311 its reverse (1131221332011), we get a palindrome (2233552553322).

The spelling of 1102331221311 in words is "one trillion, one hundred two billion, three hundred thirty-one million, two hundred twenty-one thousand, three hundred eleven".