3311121 has 16 divisors (see below), whose sum is σ = 4847040. Its totient is φ = 1993920.

The previous prime is 3311117. The next prime is 3311123. The reversal of 3311121 is 1211133.

It is not a de Polignac number, because 3311121 - 2² = 3311117 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3311097 and 3311106.

It is not an unprimeable number, because it can be changed into a prime (3311123) 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, 8691 + ... + 9063.

It is an arithmetic number, because the mean of its divisors is an integer number (302940).

Almost surely, 2^3311121 is an apocalyptic number.

It is an amenable number.

3311121 is a deficient number, since it is larger than the sum of its proper divisors (1535919).

3311121 is a wasteful number, since it uses less digits than its factorization.

3311121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 656.

The product of its digits is 18, while the sum is 12.

The square root of 3311121 is about 1819.6485924486. The cubic root of 3311121 is about 149.0476102677.

Adding to 3311121 its sum of digits (12), we get a palindrome (3311133).

Adding to 3311121 its reverse (1211133), we get a palindrome (4522254).

The spelling of 3311121 in words is "three million, three hundred eleven thousand, one hundred twenty-one".