40241311212143 has 4 divisors (see below), whose sum is σ = 40252213765608. Its totient is φ = 40230408658680.

The previous prime is 40241311212139. The next prime is 40241311212181. The reversal of 40241311212143 is 34121211314204.

40241311212143 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 40241311212143 - 2² = 40241311212139 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40241311202143) 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 3 ways as a sum of consecutive naturals, for example, 5451271196 + ... + 5451278577.

It is an arithmetic number, because the mean of its divisors is an integer number (10063053441402).

Almost surely, 2^{40241311212143} is an apocalyptic number.

40241311212143 is a deficient number, since it is larger than the sum of its proper divisors (10902553465).

40241311212143 is a wasteful number, since it uses less digits than its factorization.

40241311212143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10902553464.

The product of its (nonzero) digits is 4608, while the sum is 29.

Adding to 40241311212143 its reverse (34121211314204), we get a palindrome (74362522526347).

The spelling of 40241311212143 in words is "forty trillion, two hundred forty-one billion, three hundred eleven million, two hundred twelve thousand, one hundred forty-three".