201210100202101 has 16 divisors (see below), whose sum is σ = 208823187074944. Its totient is φ = 193714558928064.

The previous prime is 201210100202087. The next prime is 201210100202147. The reversal of 201210100202101 is 101202001012102.

It is not a de Polignac number, because 201210100202101 - 2¹³ = 201210100193909 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201210100202401) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16626615 + ... + 26055028.

It is an arithmetic number, because the mean of its divisors is an integer number (13051449192184).

Almost surely, 2^{201210100202101} is an apocalyptic number.

It is an amenable number.

201210100202101 is a deficient number, since it is larger than the sum of its proper divisors (7613086872843).

201210100202101 is a wasteful number, since it uses less digits than its factorization.

201210100202101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42683020.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 201210100202101 its reverse (101202001012102), we get a palindrome (302412101214203).

The spelling of 201210100202101 in words is "two hundred one trillion, two hundred ten billion, one hundred million, two hundred two thousand, one hundred one".