20212200002112 has 56 divisors (see below), whose sum is σ = 53540807092416. Its totient is φ = 6729501470208.

The previous prime is 20212200002101. The next prime is 20212200002129. The reversal of 20212200002112 is 21120000221202.

It is a junction number, because it is equal to n+sod(n) for n = 20212200002091 and 20212200002100.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 61543068 + ... + 61870619.

It is an arithmetic number, because the mean of its divisors is an integer number (956085840936).

Almost surely, 2^{20212200002112} is an apocalyptic number.

It is an amenable number.

20212200002112 is an abundant number, since it is smaller than the sum of its proper divisors (33328607090304).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20212200002112 is a wasteful number, since it uses less digits than its factorization.

20212200002112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 123414555 (or 123414545 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 20212200002112 its reverse (21120000221202), we get a palindrome (41332200223314).

The spelling of 20212200002112 in words is "twenty trillion, two hundred twelve billion, two hundred million, two thousand, one hundred twelve".