223228845871 has 2 divisors, whose sum is σ = 223228845872. Its totient is φ = 223228845870.

The previous prime is 223228845863. The next prime is 223228845923. The reversal of 223228845871 is 178548822322.

It is an a-pointer prime, because the next prime (223228845923) can be obtained adding 223228845871 to its sum of digits (52).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 223228845871 - 2³ = 223228845863 is a prime.

It is a super-3 number, since 3×223228845871³ (a number of 35 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (223228845271) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111614422935 + 111614422936.

It is an arithmetic number, because the mean of its divisors is an integer number (111614422936).

Almost surely, 2^223228845871 is an apocalyptic number.

223228845871 is a deficient number, since it is larger than the sum of its proper divisors (1).

223228845871 is an equidigital number, since it uses as much as digits as its factorization.

223228845871 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3440640, while the sum is 52.

The spelling of 223228845871 in words is "two hundred twenty-three billion, two hundred twenty-eight million, eight hundred forty-five thousand, eight hundred seventy-one".