3221202222012 has 12 divisors (see below), whose sum is σ = 7516138518056. Its totient is φ = 1073734074000.

The previous prime is 3221202222001. The next prime is 3221202222023. The reversal of 3221202222012 is 2102222021223.

It is an interprime number because it is at equal distance from previous prime (3221202222001) and next prime (3221202222023).

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×3221202222012² (a number of 26 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 3221202222012.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 134216759239 + ... + 134216759262.

Almost surely, 2^{3221202222012} is an apocalyptic number.

It is an amenable number.

3221202222012 is an abundant number, since it is smaller than the sum of its proper divisors (4294936296044).

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

3221202222012 is a wasteful number, since it uses less digits than its factorization.

3221202222012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 268433518508 (or 268433518506 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 21.

Adding to 3221202222012 its reverse (2102222021223), we get a palindrome (5323424243235).

The spelling of 3221202222012 in words is "three trillion, two hundred twenty-one billion, two hundred two million, two hundred twenty-two thousand, twelve".