3113222121 has 40 divisors (see below), whose sum is σ = 4933361664. Its totient is φ = 1949754240.

The previous prime is 3113222083. The next prime is 3113222131. The reversal of 3113222121 is 1212223113.

It is not a de Polignac number, because 3113222121 - 2²³ = 3104833513 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 3113222094 and 3113222103.

It is not an unprimeable number, because it can be changed into a prime (3113222131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 867096 + ... + 870678.

Almost surely, 2^3113222121 is an apocalyptic number.

It is an amenable number.

3113222121 is a deficient number, since it is larger than the sum of its proper divisors (1820139543).

3113222121 is a wasteful number, since it uses less digits than its factorization.

3113222121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4243 (or 4234 counting only the distinct ones).

The product of its digits is 144, while the sum is 18.

The square root of 3113222121 is about 55796.2554388733. The cubic root of 3113222121 is about 1460.1698246504.

Adding to 3113222121 its reverse (1212223113), we get a palindrome (4325445234).

The spelling of 3113222121 in words is "three billion, one hundred thirteen million, two hundred twenty-two thousand, one hundred twenty-one".