202221122020012 has 24 divisors (see below), whose sum is σ = 359589639528000. Its totient is φ = 99489961399296.

The previous prime is 202221122019977. The next prime is 202221122020039. The reversal of 202221122020012 is 210020221122202.

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, 1091955637 + ... + 1092140812.

It is an arithmetic number, because the mean of its divisors is an integer number (14982901647000).

Almost surely, 2^{202221122020012} is an apocalyptic number.

It is an amenable number.

202221122020012 is a deficient number, since it is larger than the sum of its proper divisors (157368517507988).

202221122020012 is a wasteful number, since it uses less digits than its factorization.

202221122020012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2184096825 (or 2184096823 counting only the distinct ones).

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

Adding to 202221122020012 its reverse (210020221122202), we get a palindrome (412241343142214).

The spelling of 202221122020012 in words is "two hundred two trillion, two hundred twenty-one billion, one hundred twenty-two million, twenty thousand, twelve".