202021000112 has 20 divisors (see below), whose sum is σ = 408433761840. Its totient is φ = 96618739008.

The previous prime is 202021000087. The next prime is 202021000117. The reversal of 202021000112 is 211000120202.

It is a happy number.

202021000112 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 202021000093 and 202021000102.

It is not an unprimeable number, because it can be changed into a prime (202021000117) by changing a digit.

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, 274484687 + ... + 274485422.

It is an arithmetic number, because the mean of its divisors is an integer number (20421688092).

Almost surely, 2^202021000112 is an apocalyptic number.

It is an amenable number.

202021000112 is an abundant number, since it is smaller than the sum of its proper divisors (206412761728).

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

202021000112 is a wasteful number, since it uses less digits than its factorization.

202021000112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 548970140 (or 548970134 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 202021000112 its reverse (211000120202), we get a palindrome (413021120314).

The spelling of 202021000112 in words is "two hundred two billion, twenty-one million, one hundred twelve", and thus it is an aban number.