2122021222012 has 12 divisors (see below), whose sum is σ = 3713549765296. Its totient is φ = 1061007003360.

The previous prime is 2122021221997. The next prime is 2122021222051. The reversal of 2122021222012 is 2102221202212.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 763048 + ... + 2196880.

Almost surely, 2^{2122021222012} is an apocalyptic number.

It is an amenable number.

2122021222012 is a deficient number, since it is larger than the sum of its proper divisors (1591528543284).

2122021222012 is a wasteful number, since it uses less digits than its factorization.

2122021222012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1803828 (or 1803826 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 2122021222012 its reverse (2102221202212), we get a palindrome (4224242424224).

The spelling of 2122021222012 in words is "two trillion, one hundred twenty-two billion, twenty-one million, two hundred twenty-two thousand, twelve".