201210210111193 has 24 divisors (see below), whose sum is σ = 212488193185304. Its totient is φ = 190386934133760.

The previous prime is 201210210111181. The next prime is 201210210111269. The reversal of 201210210111193 is 391111012012102.

It is a happy number.

It can be written as a sum of positive squares in 12 ways, for example, as 181524234986649 + 19685975124544 = 13473093^2 + 4436888^2 .

It is not a de Polignac number, because 201210210111193 - 2⁵ = 201210210111161 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (201210216111193) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 14299855 + ... + 24635467.

Almost surely, 2^{201210210111193} is an apocalyptic number.

It is an amenable number.

201210210111193 is a deficient number, since it is larger than the sum of its proper divisors (11277983074111).

201210210111193 is a wasteful number, since it uses less digits than its factorization.

201210210111193 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10336045 (or 10336004 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 25.

Adding to 201210210111193 its reverse (391111012012102), we get a palindrome (592321222123295).

The spelling of 201210210111193 in words is "two hundred one trillion, two hundred ten billion, two hundred ten million, one hundred eleven thousand, one hundred ninety-three".