202221110012 has 12 divisors (see below), whose sum is σ = 357194297880. Its totient is φ = 100165596336.

The previous prime is 202221109991. The next prime is 202221110029. The reversal of 202221110012 is 210011122202.

202221110012 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 236239187 + ... + 236240042.

It is an arithmetic number, because the mean of its divisors is an integer number (29766191490).

Almost surely, 2^202221110012 is an apocalyptic number.

It is an amenable number.

202221110012 is a deficient number, since it is larger than the sum of its proper divisors (154973187868).

202221110012 is a wasteful number, since it uses less digits than its factorization.

202221110012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 472479340 (or 472479338 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 202221110012 its reverse (210011122202), we get a palindrome (412232232214).

The spelling of 202221110012 in words is "two hundred two billion, two hundred twenty-one million, one hundred ten thousand, twelve".