20112210002012 has 24 divisors (see below), whose sum is σ = 36953468726160. Its totient is φ = 9564427192320.

The previous prime is 20112210002011. The next prime is 20112210002069. The reversal of 20112210002012 is 21020001221102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20112210002011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1293881189 + ... + 1293896732.

It is an arithmetic number, because the mean of its divisors is an integer number (1539727863590).

Almost surely, 2^{20112210002012} is an apocalyptic number.

It is an amenable number.

20112210002012 is a deficient number, since it is larger than the sum of its proper divisors (16841258724148).

20112210002012 is a wasteful number, since it uses less digits than its factorization.

20112210002012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2587778021 (or 2587778019 counting only the distinct ones).

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

Adding to 20112210002012 its reverse (21020001221102), we get a palindrome (41132211223114).

The spelling of 20112210002012 in words is "twenty trillion, one hundred twelve billion, two hundred ten million, two thousand, twelve".