40223021343403 has 16 divisors (see below), whose sum is σ = 42477449264640. Its totient is φ = 37982343528000.

The previous prime is 40223021343361. The next prime is 40223021343433. The reversal of 40223021343403 is 30434312032204.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-40223021343403 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40223021343433) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 244260751 + ... + 244425367.

It is an arithmetic number, because the mean of its divisors is an integer number (2654840579040).

Almost surely, 2^{40223021343403} is an apocalyptic number.

40223021343403 is a deficient number, since it is larger than the sum of its proper divisors (2254427921237).

40223021343403 is a wasteful number, since it uses less digits than its factorization.

40223021343403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 206298.

The product of its (nonzero) digits is 41472, while the sum is 31.

Adding to 40223021343403 its reverse (30434312032204), we get a palindrome (70657333375607).

The spelling of 40223021343403 in words is "forty trillion, two hundred twenty-three billion, twenty-one million, three hundred forty-three thousand, four hundred three".