223223013420181 has 2 divisors, whose sum is σ = 223223013420182. Its totient is φ = 223223013420180.

The previous prime is 223223013420109. The next prime is 223223013420217. The reversal of 223223013420181 is 181024310322322.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 159356943279556 + 63866070140625 = 12623666^2 + 7991625^2 .

It is a cyclic number.

It is not a de Polignac number, because 223223013420181 - 2¹³ = 223223013411989 is a prime.

It is a super-3 number, since 3×223223013420181³ (a number of 44 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 (223223013420581) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111611506710090 + 111611506710091.

It is an arithmetic number, because the mean of its divisors is an integer number (111611506710091).

Almost surely, 2^{223223013420181} is an apocalyptic number.

It is an amenable number.

223223013420181 is a deficient number, since it is larger than the sum of its proper divisors (1).

223223013420181 is an equidigital number, since it uses as much as digits as its factorization.

223223013420181 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 27648, while the sum is 34.

The spelling of 223223013420181 in words is "two hundred twenty-three trillion, two hundred twenty-three billion, thirteen million, four hundred twenty thousand, one hundred eighty-one".