3222121056 has 96 divisors (see below), whose sum is σ = 10545147648. Its totient is φ = 836912640.

The previous prime is 3222121051. The next prime is 3222121057. The reversal of 3222121056 is 6501212223.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3222121051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 210555 + ... + 225338.

It is an arithmetic number, because the mean of its divisors is an integer number (109845288).

Almost surely, 2^3222121056 is an apocalyptic number.

It is an amenable number.

3222121056 is an abundant number, since it is smaller than the sum of its proper divisors (7323026592).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3222121056 is a wasteful number, since it uses less digits than its factorization.

3222121056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 435924 (or 435916 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 3222121056 is about 56763.7301099919. The cubic root of 3222121056 is about 1477.0004160689. Note that the first 3 decimals are identical.

Adding to 3222121056 its reverse (6501212223), we get a palindrome (9723333279).

The spelling of 3222121056 in words is "three billion, two hundred twenty-two million, one hundred twenty-one thousand, fifty-six".