3023221201212 has 24 divisors (see below), whose sum is σ = 7061711305936. Its totient is φ = 1006664899968.

The previous prime is 3023221201211. The next prime is 3023221201243. The reversal of 3023221201212 is 2121021223203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3023221201211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 134425843 + ... + 134448330.

Almost surely, 2^{3023221201212} is an apocalyptic number.

It is an amenable number.

3023221201212 is an abundant number, since it is smaller than the sum of its proper divisors (4038490104724).

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

3023221201212 is a wasteful number, since it uses less digits than its factorization.

3023221201212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 268875117 (or 268875115 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 3023221201212 its reverse (2121021223203), we get a palindrome (5144242424415).

The spelling of 3023221201212 in words is "three trillion, twenty-three billion, two hundred twenty-one million, two hundred one thousand, two hundred twelve".