201210100111210 has 16 divisors (see below), whose sum is σ = 362179961229096. Its totient is φ = 80483644260288.

The previous prime is 201210100111187. The next prime is 201210100111217. The reversal of 201210100111210 is 12111001012102.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 183761259004449 + 17448841106761 = 13555857^2 + 4177181^2 .

It is not an unprimeable number, because it can be changed into a prime (201210100111217) 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 7 ways as a sum of consecutive naturals, for example, 47333409 + ... + 51408868.

Almost surely, 2^{201210100111210} is an apocalyptic number.

201210100111210 is a deficient number, since it is larger than the sum of its proper divisors (160969861117886).

201210100111210 is a wasteful number, since it uses less digits than its factorization.

201210100111210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98946057.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 201210100111210 its reverse (12111001012102), we get a palindrome (213321101123312).

The spelling of 201210100111210 in words is "two hundred one trillion, two hundred ten billion, one hundred million, one hundred eleven thousand, two hundred ten".