202111111210012 has 24 divisors (see below), whose sum is σ = 357341930975120. Its totient is φ = 100013423362560.

The previous prime is 202111111209971. The next prime is 202111111210037. The reversal of 202111111210012 is 210012111111202.

It is a congruent number.

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, 158701462 + ... + 159969922.

Almost surely, 2^{202111111210012} is an apocalyptic number.

It is an amenable number.

202111111210012 is a deficient number, since it is larger than the sum of its proper divisors (155230819765108).

202111111210012 is a wasteful number, since it uses less digits than its factorization.

202111111210012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1679221 (or 1679219 counting only the distinct ones).

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

Adding to 202111111210012 its reverse (210012111111202), we get a palindrome (412123222321214).

The spelling of 202111111210012 in words is "two hundred two trillion, one hundred eleven billion, one hundred eleven million, two hundred ten thousand, twelve".