210001012020102 has 8 divisors (see below), whose sum is σ = 420002024040216. Its totient is φ = 70000337340032.

The previous prime is 210001012020101. The next prime is 210001012020113. The reversal of 210001012020102 is 201020210100012.

It is a sphenic number, since it is the product of 3 distinct primes.

210001012020102 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210001012020101) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17500084335003 + ... + 17500084335014.

It is an arithmetic number, because the mean of its divisors is an integer number (52500253005027).

Almost surely, 2^{210001012020102} is an apocalyptic number.

210001012020102 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

210001012020102 is a wasteful number, since it uses less digits than its factorization.

210001012020102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35000168670022.

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

Adding to 210001012020102 its reverse (201020210100012), we get a palindrome (411021222120114).

The spelling of 210001012020102 in words is "two hundred ten trillion, one billion, twelve million, twenty thousand, one hundred two".