3221102311212 has 24 divisors (see below), whose sum is σ = 7515994236912. Its totient is φ = 1073688078400.

The previous prime is 3221102311199. The next prime is 3221102311249. The reversal of 3221102311212 is 2121132011223.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 499239 + ... + 2586782.

It is an arithmetic number, because the mean of its divisors is an integer number (313166426538).

Almost surely, 2^{3221102311212} is an apocalyptic number.

It is an amenable number.

3221102311212 is an abundant number, since it is smaller than the sum of its proper divisors (4294891925700).

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

3221102311212 is a wasteful number, since it uses less digits than its factorization.

3221102311212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3173009 (or 3173007 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 3221102311212 its reverse (2121132011223), we get a palindrome (5342234322435).

The spelling of 3221102311212 in words is "three trillion, two hundred twenty-one billion, one hundred two million, three hundred eleven thousand, two hundred twelve".