201134112985 has 16 divisors (see below), whose sum is σ = 261092772864. Its totient is φ = 147863742912.

The previous prime is 201134112967. The next prime is 201134113003. The reversal of 201134112985 is 589211431102.

It is an interprime number because it is at equal distance from previous prime (201134112967) and next prime (201134113003).

It is a cyclic number.

It is not a de Polignac number, because 201134112985 - 2¹⁷ = 201133981913 is a prime.

It is a super-2 number, since 2×201134112985² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6923557 + ... + 6952546.

It is an arithmetic number, because the mean of its divisors is an integer number (16318298304).

Almost surely, 2^201134112985 is an apocalyptic number.

It is an amenable number.

201134112985 is a deficient number, since it is larger than the sum of its proper divisors (59958659879).

201134112985 is a wasteful number, since it uses less digits than its factorization.

201134112985 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13876344.

The product of its (nonzero) digits is 17280, while the sum is 37.

The spelling of 201134112985 in words is "two hundred one billion, one hundred thirty-four million, one hundred twelve thousand, nine hundred eighty-five".