20011220002112 has 28 divisors (see below), whose sum is σ = 39717287575680. Its totient is φ = 10003714471296.

The previous prime is 20011220002057. The next prime is 20011220002141. The reversal of 20011220002112 is 21120002211002.

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, 29277158 + ... + 29952869.

Almost surely, 2^{20011220002112} is an apocalyptic number.

It is an amenable number.

20011220002112 is a deficient number, since it is larger than the sum of its proper divisors (19706067573568).

20011220002112 is an equidigital number, since it uses as much as digits as its factorization.

20011220002112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59235318 (or 59235308 counting only the distinct ones).

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

Adding to 20011220002112 its reverse (21120002211002), we get a palindrome (41131222213114).

The spelling of 20011220002112 in words is "twenty trillion, eleven billion, two hundred twenty million, two thousand, one hundred twelve".