202221112021112 has 8 divisors (see below), whose sum is σ = 379164585039600. Its totient is φ = 101110556010552.

The previous prime is 202221112021109. The next prime is 202221112021129. The reversal of 202221112021112 is 211120211122202.

202221112021112 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12638819501312 + ... + 12638819501327.

It is an arithmetic number, because the mean of its divisors is an integer number (47395573129950).

Almost surely, 2^{202221112021112} is an apocalyptic number.

It is an amenable number.

202221112021112 is a deficient number, since it is larger than the sum of its proper divisors (176943473018488).

202221112021112 is a wasteful number, since it uses less digits than its factorization.

202221112021112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25277639002645 (or 25277639002641 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 20.

Adding to 202221112021112 its reverse (211120211122202), we get a palindrome (413341323143314).

The spelling of 202221112021112 in words is "two hundred two trillion, two hundred twenty-one billion, one hundred twelve million, twenty-one thousand, one hundred twelve".