40220004043 has 2 divisors, whose sum is σ = 40220004044. Its totient is φ = 40220004042.

The previous prime is 40220003983. The next prime is 40220004089. The reversal of 40220004043 is 34040002204.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 40220004043 - 2⁹ = 40220003531 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 40220004043.

It is not a weakly prime, because it can be changed into another prime (40220004443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20110002021 + 20110002022.

It is an arithmetic number, because the mean of its divisors is an integer number (20110002022).

Almost surely, 2^40220004043 is an apocalyptic number.

40220004043 is a deficient number, since it is larger than the sum of its proper divisors (1).

40220004043 is an equidigital number, since it uses as much as digits as its factorization.

40220004043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 768, while the sum is 19.

Adding to 40220004043 its reverse (34040002204), we get a palindrome (74260006247).

The spelling of 40220004043 in words is "forty billion, two hundred twenty million, four thousand, forty-three".