40243031102043 has 64 divisors (see below), whose sum is σ = 75165737702400. Its totient is φ = 20670577678080.

The previous prime is 40243031102041. The next prime is 40243031102077. The reversal of 40243031102043 is 34020113034204.

40243031102043 is a `hidden beast` number, since 40 + 2 + 4 + 303 + 110 + 204 + 3 = 666.

It is not a de Polignac number, because 40243031102043 - 2¹ = 40243031102041 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 40243031101998 and 40243031102016.

It is not an unprimeable number, because it can be changed into a prime (40243031102041) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 108561696 + ... + 108931757.

It is an arithmetic number, because the mean of its divisors is an integer number (1174464651600).

Almost surely, 2^{40243031102043} is an apocalyptic number.

40243031102043 is a deficient number, since it is larger than the sum of its proper divisors (34922706600357).

40243031102043 is a wasteful number, since it uses less digits than its factorization.

40243031102043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 217493569 (or 217493563 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

Adding to 40243031102043 its reverse (34020113034204), we get a palindrome (74263144136247).

The spelling of 40243031102043 in words is "forty trillion, two hundred forty-three billion, thirty-one million, one hundred two thousand, forty-three".