322212121212 has 24 divisors (see below), whose sum is σ = 755606320000. Its totient is φ = 106864320816.

The previous prime is 322212121211. The next prime is 322212121219. The reversal of 322212121212 is 212121212223.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (322212121211) 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 7 ways as a sum of consecutive naturals, for example, 67462462 + ... + 67467237.

Almost surely, 2^322212121212 is an apocalyptic number.

It is an amenable number.

322212121212 is an abundant number, since it is smaller than the sum of its proper divisors (433394198788).

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

322212121212 is a wasteful number, since it uses less digits than its factorization.

322212121212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134929905 (or 134929903 counting only the distinct ones).

The product of its digits is 384, while the sum is 21.

Adding to 322212121212 its reverse (212121212223), we get a palindrome (534333333435).

The spelling of 322212121212 in words is "three hundred twenty-two billion, two hundred twelve million, one hundred twenty-one thousand, two hundred twelve".