201012102102 has 32 divisors (see below), whose sum is σ = 468832896000. Its totient is φ = 57432028584.

The previous prime is 201012102097. The next prime is 201012102149. The reversal of 201012102102 is 201201210102.

201012102102 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-4 number, since 4×201012102102⁴ (a number of 46 digits) contains 4444 as substring.

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 15 ways as a sum of consecutive naturals, for example, 48834702 + ... + 48838817.

It is an arithmetic number, because the mean of its divisors is an integer number (14651028000).

Almost surely, 2^201012102102 is an apocalyptic number.

201012102102 is an abundant number, since it is smaller than the sum of its proper divisors (267820793898).

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

201012102102 is an equidigital number, since it uses as much as digits as its factorization.

201012102102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97673545 (or 97673531 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 201012102102 its reverse (201201210102), we get a palindrome (402213312204).

The spelling of 201012102102 in words is "two hundred one billion, twelve million, one hundred two thousand, one hundred two".