210212101012101 has 16 divisors (see below), whose sum is σ = 280397531326464. Its totient is φ = 140084047245744.

The previous prime is 210212101012099. The next prime is 210212101012117. The reversal of 210212101012101 is 101210101212012.

It is a happy number.

It is not a de Polignac number, because 210212101012101 - 2¹ = 210212101012099 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210212101012201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 71552200 + ... + 74432126.

It is an arithmetic number, because the mean of its divisors is an integer number (17524845707904).

Almost surely, 2^{210212101012101} is an apocalyptic number.

It is an amenable number.

210212101012101 is a deficient number, since it is larger than the sum of its proper divisors (70185430314363).

210212101012101 is a wasteful number, since it uses less digits than its factorization.

210212101012101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2889880.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 210212101012101 its reverse (101210101212012), we get a palindrome (311422202224113).

The spelling of 210212101012101 in words is "two hundred ten trillion, two hundred twelve billion, one hundred one million, twelve thousand, one hundred one".