201200311011111 has 8 divisors (see below), whose sum is σ = 268275536957184. Its totient is φ = 134129312869560.

The previous prime is 201200311011083. The next prime is 201200311011113. The reversal of 201200311011111 is 111110113002102.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 201200311011111 - 2¹¹ = 201200311009063 is a prime.

It is a super-2 number, since 2×201200311011111² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201200311011113) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1056840085 + ... + 1057030446.

It is an arithmetic number, because the mean of its divisors is an integer number (33534442119648).

Almost surely, 2^{201200311011111} is an apocalyptic number.

201200311011111 is a deficient number, since it is larger than the sum of its proper divisors (67075225946073).

201200311011111 is a wasteful number, since it uses less digits than its factorization.

201200311011111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2113902261.

The product of its (nonzero) digits is 12, while the sum is 15.

Adding to 201200311011111 its reverse (111110113002102), we get a palindrome (312310424013213).

The spelling of 201200311011111 in words is "two hundred one trillion, two hundred billion, three hundred eleven million, eleven thousand, one hundred eleven".