3222021121 has 16 divisors (see below), whose sum is σ = 3790180800. Its totient is φ = 2707257600.

The previous prime is 3222021119. The next prime is 3222021137. The reversal of 3222021121 is 1211202223.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 3222021121 - 2¹ = 3222021119 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3222021095 and 3222021104.

It is not an unprimeable number, because it can be changed into a prime (3222021151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 179436 + ... + 196573.

It is an arithmetic number, because the mean of its divisors is an integer number (236886300).

Almost surely, 2^3222021121 is an apocalyptic number.

It is an amenable number.

3222021121 is a deficient number, since it is larger than the sum of its proper divisors (568159679).

3222021121 is a wasteful number, since it uses less digits than its factorization.

3222021121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 376080.

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 3222021121 is about 56762.8498315580. The cubic root of 3222021121 is about 1476.9851460485.

Adding to 3222021121 its reverse (1211202223), we get a palindrome (4433223344).

It can be divided in two parts, 322202 and 1121, that added together give a palindrome (323323).

The spelling of 3222021121 in words is "three billion, two hundred twenty-two million, twenty-one thousand, one hundred twenty-one".