3203222121 has 24 divisors (see below), whose sum is σ = 5266961856. Its totient is φ = 1856939040.

The previous prime is 3203222119. The next prime is 3203222137. The reversal of 3203222121 is 1212223023.

3203222121 is a `hidden beast` number, since 320 + 3 + 222 + 121 = 666.

It is not a de Polignac number, because 3203222121 - 2¹ = 3203222119 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 3203222094 and 3203222103.

It is not an unprimeable number, because it can be changed into a prime (3203222101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 701110 + ... + 705663.

It is an arithmetic number, because the mean of its divisors is an integer number (219456744).

Almost surely, 2^3203222121 is an apocalyptic number.

It is an amenable number.

3203222121 is a deficient number, since it is larger than the sum of its proper divisors (2063739735).

3203222121 is a wasteful number, since it uses less digits than its factorization.

3203222121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1406813 (or 1406810 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 3203222121 is about 56597.0151244745. The cubic root of 3203222121 is about 1474.1070333450.

Adding to 3203222121 its reverse (1212223023), we get a palindrome (4415445144).

The spelling of 3203222121 in words is "three billion, two hundred three million, two hundred twenty-two thousand, one hundred twenty-one".