201112011405 has 64 divisors (see below), whose sum is σ = 370106784000. Its totient is φ = 103492359936.

The previous prime is 201112011367. The next prime is 201112011427. The reversal of 201112011405 is 504110211102.

It is not a de Polignac number, because 201112011405 - 2⁷ = 201112011277 is a prime.

It is a super-2 number, since 2×201112011405² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 6165519 + ... + 6198051.

It is an arithmetic number, because the mean of its divisors is an integer number (5782918500).

Almost surely, 2^201112011405 is an apocalyptic number.

It is an amenable number.

201112011405 is a deficient number, since it is larger than the sum of its proper divisors (168994772595).

201112011405 is a wasteful number, since it uses less digits than its factorization.

201112011405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34155 (or 34149 counting only the distinct ones).

The product of its (nonzero) digits is 80, while the sum is 18.

Adding to 201112011405 its reverse (504110211102), we get a palindrome (705222222507).

The spelling of 201112011405 in words is "two hundred one billion, one hundred twelve million, eleven thousand, four hundred five".