40221120223 has 2 divisors, whose sum is σ = 40221120224. Its totient is φ = 40221120222.

The previous prime is 40221120187. The next prime is 40221120229. The reversal of 40221120223 is 32202112204.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40221120223 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 40221120223.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40221120229) 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 as a sum of consecutive naturals, namely, 20110560111 + 20110560112.

It is an arithmetic number, because the mean of its divisors is an integer number (20110560112).

Almost surely, 2^40221120223 is an apocalyptic number.

40221120223 is a deficient number, since it is larger than the sum of its proper divisors (1).

40221120223 is an equidigital number, since it uses as much as digits as its factorization.

40221120223 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 384, while the sum is 19.

Adding to 40221120223 its reverse (32202112204), we get a palindrome (72423232427).

The spelling of 40221120223 in words is "forty billion, two hundred twenty-one million, one hundred twenty thousand, two hundred twenty-three".