343253223223501 has 2 divisors, whose sum is σ = 343253223223502. Its totient is φ = 343253223223500.

The previous prime is 343253223223487. The next prime is 343253223223511. The reversal of 343253223223501 is 105322322352343.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 324409593367876 + 18843629855625 = 18011374^2 + 4340925^2 .

It is a cyclic number.

It is not a de Polignac number, because 343253223223501 - 2⁷ = 343253223223373 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (343253223223511) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171626611611750 + 171626611611751.

It is an arithmetic number, because the mean of its divisors is an integer number (171626611611751).

Almost surely, 2^{343253223223501} is an apocalyptic number.

It is an amenable number.

343253223223501 is a deficient number, since it is larger than the sum of its proper divisors (1).

343253223223501 is an equidigital number, since it uses as much as digits as its factorization.

343253223223501 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 777600, while the sum is 40.

Adding to 343253223223501 its reverse (105322322352343), we get a palindrome (448575545575844).

The spelling of 343253223223501 in words is "three hundred forty-three trillion, two hundred fifty-three billion, two hundred twenty-three million, two hundred twenty-three thousand, five hundred one".