4012111140243 has 4 divisors (see below), whose sum is σ = 5349481520328. Its totient is φ = 2674740760160.

The previous prime is 4012111140241. The next prime is 4012111140281. The reversal of 4012111140243 is 3420411112104.

It is a happy number.

4012111140243 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 4012111140243 - 2¹ = 4012111140241 is a prime.

It is a super-2 number, since 2×4012111140243² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (4012111140241) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 668685190038 + ... + 668685190043.

It is an arithmetic number, because the mean of its divisors is an integer number (1337370380082).

Almost surely, 2^{4012111140243} is an apocalyptic number.

4012111140243 is a deficient number, since it is larger than the sum of its proper divisors (1337370380085).

4012111140243 is a wasteful number, since it uses less digits than its factorization.

4012111140243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1337370380084.

The product of its (nonzero) digits is 768, while the sum is 24.

Adding to 4012111140243 its reverse (3420411112104), we get a palindrome (7432522252347).

The spelling of 4012111140243 in words is "four trillion, twelve billion, one hundred eleven million, one hundred forty thousand, two hundred forty-three".