20212022111012 has 12 divisors (see below), whose sum is σ = 36908909942016. Its totient is φ = 9666619270440.

The previous prime is 20212022110919. The next prime is 20212022111027. The reversal of 20212022111012 is 21011122021202.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 109847946164 + ... + 109847946347.

It is an arithmetic number, because the mean of its divisors is an integer number (3075742495168).

Almost surely, 2^{20212022111012} is an apocalyptic number.

It is an amenable number.

20212022111012 is a deficient number, since it is larger than the sum of its proper divisors (16696887831004).

20212022111012 is a wasteful number, since it uses less digits than its factorization.

20212022111012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 219695892538 (or 219695892536 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 20212022111012 its reverse (21011122021202), we get a palindrome (41223144132214).

The spelling of 20212022111012 in words is "twenty trillion, two hundred twelve billion, twenty-two million, one hundred eleven thousand, twelve".