40512135112231 has 16 divisors (see below), whose sum is σ = 40681183737600. Its totient is φ = 40343480345088.

The previous prime is 40512135112187. The next prime is 40512135112259. The reversal of 40512135112231 is 13221153121504.

40512135112231 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 40512135112231 - 2¹⁵ = 40512135079463 is a prime.

It is a super-2 number, since 2×40512135112231² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 40512135112193 and 40512135112202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40512135112261) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1027972255 + ... + 1028011663.

It is an arithmetic number, because the mean of its divisors is an integer number (2542573983600).

Almost surely, 2^{40512135112231} is an apocalyptic number.

40512135112231 is a deficient number, since it is larger than the sum of its proper divisors (169048625369).

40512135112231 is a wasteful number, since it uses less digits than its factorization.

40512135112231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44298.

The product of its (nonzero) digits is 7200, while the sum is 31.

Adding to 40512135112231 its reverse (13221153121504), we get a palindrome (53733288233735).

The spelling of 40512135112231 in words is "forty trillion, five hundred twelve billion, one hundred thirty-five million, one hundred twelve thousand, two hundred thirty-one".