402223223243 has 4 divisors (see below), whose sum is σ = 402239718048. Its totient is φ = 402206728440.

The previous prime is 402223223203. The next prime is 402223223257. The reversal of 402223223243 is 342322322204.

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 402223223243 - 2⁶ = 402223223179 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (402223223203) 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 in 3 ways as a sum of consecutive naturals, for example, 8210771 + ... + 8259612.

It is an arithmetic number, because the mean of its divisors is an integer number (100559929512).

Almost surely, 2^402223223243 is an apocalyptic number.

402223223243 is a deficient number, since it is larger than the sum of its proper divisors (16494805).

402223223243 is a wasteful number, since it uses less digits than its factorization.

402223223243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16494804.

The product of its (nonzero) digits is 27648, while the sum is 29.

Adding to 402223223243 its reverse (342322322204), we get a palindrome (744545545447).

The spelling of 402223223243 in words is "four hundred two billion, two hundred twenty-three million, two hundred twenty-three thousand, two hundred forty-three".