223202121343 has 2 divisors, whose sum is σ = 223202121344. Its totient is φ = 223202121342.

The previous prime is 223202121283. The next prime is 223202121353. The reversal of 223202121343 is 343121202322.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 223202121343 - 2⁹ = 223202120831 is a prime.

It is a super-3 number, since 3×223202121343³ (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 (223202121353) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111601060671 + 111601060672.

It is an arithmetic number, because the mean of its divisors is an integer number (111601060672).

Almost surely, 2^223202121343 is an apocalyptic number.

223202121343 is a deficient number, since it is larger than the sum of its proper divisors (1).

223202121343 is an equidigital number, since it uses as much as digits as its factorization.

223202121343 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 223202121343 its reverse (343121202322), we get a palindrome (566323323665).

The spelling of 223202121343 in words is "two hundred twenty-three billion, two hundred two million, one hundred twenty-one thousand, three hundred forty-three".