210012010020102 has 16 divisors (see below), whose sum is σ = 420704772106032. Its totient is φ = 69890544662400.

The previous prime is 210012010020091. The next prime is 210012010020103. The reversal of 210012010020102 is 201020010210012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210012010020103) 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, 28364665399 + ... + 28364672802.

It is an arithmetic number, because the mean of its divisors is an integer number (26294048256627).

Almost surely, 2^{210012010020102} is an apocalyptic number.

210012010020102 is an abundant number, since it is smaller than the sum of its proper divisors (210692762085930).

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

210012010020102 is a wasteful number, since it uses less digits than its factorization.

210012010020102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56729338823.

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

Adding to 210012010020102 its reverse (201020010210012), we get a palindrome (411032020230114).

The spelling of 210012010020102 in words is "two hundred ten trillion, twelve billion, ten million, twenty thousand, one hundred two".