2021222200012 has 12 divisors (see below), whose sum is σ = 3568440964536. Its totient is φ = 1001667638720.

The previous prime is 2021222199977. The next prime is 2021222200033. The reversal of 2021222200012 is 2100022221202.

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, 2235864814 + ... + 2235865717.

It is an arithmetic number, because the mean of its divisors is an integer number (297370080378).

Almost surely, 2^{2021222200012} is an apocalyptic number.

It is an amenable number.

2021222200012 is a deficient number, since it is larger than the sum of its proper divisors (1547218764524).

2021222200012 is a wasteful number, since it uses less digits than its factorization.

2021222200012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4471730648 (or 4471730646 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 2021222200012 its reverse (2100022221202), we get a palindrome (4121244421214).

The spelling of 2021222200012 in words is "two trillion, twenty-one billion, two hundred twenty-two million, two hundred thousand, twelve".