3122220222212 has 24 divisors (see below), whose sum is σ = 6724782017856. Its totient is φ = 1235164043808.

The previous prime is 3122220222211. The next prime is 3122220222269. The reversal of 3122220222212 is 2122220222213.

It is not an unprimeable number, because it can be changed into a prime (3122220222211) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4288763678 + ... + 4288764405.

It is an arithmetic number, because the mean of its divisors is an integer number (280199250744).

Almost surely, 2^{3122220222212} is an apocalyptic number.

It is an amenable number.

3122220222212 is an abundant number, since it is smaller than the sum of its proper divisors (3602561795644).

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

3122220222212 is a wasteful number, since it uses less digits than its factorization.

3122220222212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8577528107 (or 8577528105 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 3122220222212 its reverse (2122220222213), we get a palindrome (5244440444425).

Subtracting from 3122220222212 its reverse (2122220222213), we obtain a palindrome (999999999999).

The spelling of 3122220222212 in words is "three trillion, one hundred twenty-two billion, two hundred twenty million, two hundred twenty-two thousand, two hundred twelve".