3220212113 has 4 divisors (see below), whose sum is σ = 3331253940. Its totient is φ = 3109170288.

The previous prime is 3220212101. The next prime is 3220212133. The reversal of 3220212113 is 3112120223.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3112120223 = 467 ⋅6664069.

It can be written as a sum of positive squares in 2 ways, for example, as 952833424 + 2267378689 = 30868^2 + 47617^2 .

It is a cyclic number.

It is not a de Polignac number, because 3220212113 - 2⁸ = 3220211857 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 3220212091 and 3220212100.

It is not an unprimeable number, because it can be changed into a prime (3220212133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 55520870 + ... + 55520927.

It is an arithmetic number, because the mean of its divisors is an integer number (832813485).

Almost surely, 2^3220212113 is an apocalyptic number.

It is an amenable number.

3220212113 is a deficient number, since it is larger than the sum of its proper divisors (111041827).

3220212113 is a wasteful number, since it uses less digits than its factorization.

3220212113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111041826.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 3220212113 is about 56746.9128058963. The cubic root of 3220212113 is about 1476.7086758824.

Adding to 3220212113 its reverse (3112120223), we get a palindrome (6332332336).

The spelling of 3220212113 in words is "three billion, two hundred twenty million, two hundred twelve thousand, one hundred thirteen".