223110032321081 has 2 divisors, whose sum is σ = 223110032321082. Its totient is φ = 223110032321080.

The previous prime is 223110032321063. The next prime is 223110032321093. The reversal of 223110032321081 is 180123230011322.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 159929536005625 + 63180496315456 = 12646325^2 + 7948616^2 .

It is a cyclic number.

It is not a de Polignac number, because 223110032321081 - 2³⁰ = 223108958579257 is a prime.

It is a super-3 number, since 3×223110032321081³ (a number of 44 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not a weakly prime, because it can be changed into another prime (223110032321581) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111555016160540 + 111555016160541.

It is an arithmetic number, because the mean of its divisors is an integer number (111555016160541).

Almost surely, 2^{223110032321081} is an apocalyptic number.

It is an amenable number.

223110032321081 is a deficient number, since it is larger than the sum of its proper divisors (1).

223110032321081 is an equidigital number, since it uses as much as digits as its factorization.

223110032321081 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3456, while the sum is 29.

The spelling of 223110032321081 in words is "two hundred twenty-three trillion, one hundred ten billion, thirty-two million, three hundred twenty-one thousand, eighty-one".