201112633706523 has 16 divisors (see below), whose sum is σ = 334317105382656. Its totient is φ = 104474095431840.

The previous prime is 201112633706489. The next prime is 201112633706587. The reversal of 201112633706523 is 325607336211102.

It is a happy number.

It is not a de Polignac number, because 201112633706523 - 2¹⁶ = 201112633640987 is a prime.

It is a super-2 number, since 2×201112633706523² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (201112633706423) 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, 435308730736 + ... + 435308731197.

It is an arithmetic number, because the mean of its divisors is an integer number (20894819086416).

Almost surely, 2^{201112633706523} is an apocalyptic number.

201112633706523 is a deficient number, since it is larger than the sum of its proper divisors (133204471676133).

201112633706523 is a wasteful number, since it uses less digits than its factorization.

201112633706523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 870617461954.

The product of its (nonzero) digits is 272160, while the sum is 42.

Adding to 201112633706523 its reverse (325607336211102), we get a palindrome (526719969917625).

The spelling of 201112633706523 in words is "two hundred one trillion, one hundred twelve billion, six hundred thirty-three million, seven hundred six thousand, five hundred twenty-three".