200111210210109 has 96 divisors (see below), whose sum is σ = 300440561097600. Its totient is φ = 118357581957120.

The previous prime is 200111210210081. The next prime is 200111210210111. The reversal of 200111210210109 is 901012012111002.

It is not a de Polignac number, because 200111210210109 - 2⁹ = 200111210209597 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200111210210209) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1114431667 + ... + 1114611215.

It is an arithmetic number, because the mean of its divisors is an integer number (3129589178100).

Almost surely, 2^{200111210210109} is an apocalyptic number.

It is an amenable number.

200111210210109 is a deficient number, since it is larger than the sum of its proper divisors (100329350887491).

200111210210109 is a wasteful number, since it uses less digits than its factorization.

200111210210109 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 180091 (or 180080 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 21.

It can be divided in two parts, 2001112 and 10210109, that added together give a palindrome (12211221).

The spelling of 200111210210109 in words is "two hundred trillion, one hundred eleven billion, two hundred ten million, two hundred ten thousand, one hundred nine".