201134100111 has 16 divisors (see below), whose sum is σ = 322621113600. Its totient is φ = 108884625408.

The previous prime is 201134100109. The next prime is 201134100121. The reversal of 201134100111 is 111001431102.

It is not a de Polignac number, because 201134100111 - 2¹ = 201134100109 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201134100121) 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, 252047346 + ... + 252048143.

It is an arithmetic number, because the mean of its divisors is an integer number (20163819600).

Almost surely, 2^201134100111 is an apocalyptic number.

201134100111 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

201134100111 is a deficient number, since it is larger than the sum of its proper divisors (121487013489).

201134100111 is a wasteful number, since it uses less digits than its factorization.

201134100111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 504095518.

The product of its (nonzero) digits is 24, while the sum is 15.

Adding to 201134100111 its reverse (111001431102), we get a palindrome (312135531213).

The spelling of 201134100111 in words is "two hundred one billion, one hundred thirty-four million, one hundred thousand, one hundred eleven".