140224431021043 has 4 divisors (see below), whose sum is σ = 140228584991200. Its totient is φ = 140220277050888.

The previous prime is 140224431021029. The next prime is 140224431021049. The reversal of 140224431021043 is 340120134422041.

It is a happy number.

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 140224431021043 - 2⁴¹ = 138025407765491 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 140224431020996 and 140224431021014.

It is not an unprimeable number, because it can be changed into a prime (140224431021049) 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, 2076934443 + ... + 2077001956.

It is an arithmetic number, because the mean of its divisors is an integer number (35057146247800).

Almost surely, 2^{140224431021043} is an apocalyptic number.

140224431021043 is a deficient number, since it is larger than the sum of its proper divisors (4153970157).

140224431021043 is an equidigital number, since it uses as much as digits as its factorization.

140224431021043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4153970156.

The product of its (nonzero) digits is 18432, while the sum is 31.

Adding to 140224431021043 its reverse (340120134422041), we get a palindrome (480344565443084).

The spelling of 140224431021043 in words is "one hundred forty trillion, two hundred twenty-four billion, four hundred thirty-one million, twenty-one thousand, forty-three".