20212010211112 has 8 divisors (see below), whose sum is σ = 37897519145850. Its totient is φ = 10106005105552.

The previous prime is 20212010211077. The next prime is 20212010211119. The reversal of 20212010211112 is 21111201021202.

It can be written as a sum of positive squares in only one way, i.e., 17921794095396 + 2290216115716 = 4233414^2 + 1513346^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (20212010211119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1263250638187 + ... + 1263250638202.

Almost surely, 2^{20212010211112} is an apocalyptic number.

It is an amenable number.

20212010211112 is a deficient number, since it is larger than the sum of its proper divisors (17685508934738).

20212010211112 is a wasteful number, since it uses less digits than its factorization.

20212010211112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2526501276395 (or 2526501276391 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 20212010211112 its reverse (21111201021202), we get a palindrome (41323211232314).

The spelling of 20212010211112 in words is "twenty trillion, two hundred twelve billion, ten million, two hundred eleven thousand, one hundred twelve".