3311221103121 has 4 divisors (see below), whose sum is σ = 4414961470832. Its totient is φ = 2207480735412.

The previous prime is 3311221103063. The next prime is 3311221103123. The reversal of 3311221103121 is 1213011221133.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 3311221103121 - 2¹⁰ = 3311221102097 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (3311221103123) 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, 551870183851 + ... + 551870183856.

It is an arithmetic number, because the mean of its divisors is an integer number (1103740367708).

Almost surely, 2^{3311221103121} is an apocalyptic number.

It is an amenable number.

3311221103121 is a deficient number, since it is larger than the sum of its proper divisors (1103740367711).

3311221103121 is a wasteful number, since it uses less digits than its factorization.

3311221103121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1103740367710.

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

Adding to 3311221103121 its reverse (1213011221133), we get a palindrome (4524232324254).

The spelling of 3311221103121 in words is "three trillion, three hundred eleven billion, two hundred twenty-one million, one hundred three thousand, one hundred twenty-one".