3221122102212 has 48 divisors (see below), whose sum is σ = 8735246392320. Its totient is φ = 904721944992.

The previous prime is 3221122102183. The next prime is 3221122102273. The reversal of 3221122102212 is 2122012211223.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 324967008 + ... + 324976919.

It is an arithmetic number, because the mean of its divisors is an integer number (181984299840).

Almost surely, 2^{3221122102212} is an apocalyptic number.

It is an amenable number.

3221122102212 is an abundant number, since it is smaller than the sum of its proper divisors (5514124290108).

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

3221122102212 is a wasteful number, since it uses less digits than its factorization.

3221122102212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 649944000 (or 649943998 counting only the distinct ones).

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

Adding to 3221122102212 its reverse (2122012211223), we get a palindrome (5343134313435).

The spelling of 3221122102212 in words is "three trillion, two hundred twenty-one billion, one hundred twenty-two million, one hundred two thousand, two hundred twelve".