210111020202012 has 24 divisors (see below), whose sum is σ = 503509291656336. Its totient is φ = 68144114659968.

The previous prime is 210111020201963. The next prime is 210111020202019. The reversal of 210111020202012 is 210202020111012.

It is a junction number, because it is equal to n+sod(n) for n = 210111020201982 and 210111020202000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210111020202019) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 236611508793 + ... + 236611509680.

It is an arithmetic number, because the mean of its divisors is an integer number (20979553819014).

Almost surely, 2^{210111020202012} is an apocalyptic number.

It is an amenable number.

210111020202012 is an abundant number, since it is smaller than the sum of its proper divisors (293398271454324).

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

210111020202012 is a wasteful number, since it uses less digits than its factorization.

210111020202012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 473223018517 (or 473223018515 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 210111020202012 its reverse (210202020111012), we get a palindrome (420313040313024).

The spelling of 210111020202012 in words is "two hundred ten trillion, one hundred eleven billion, twenty million, two hundred two thousand, twelve".