223230203231197 has 2 divisors, whose sum is σ = 223230203231198. Its totient is φ = 223230203231196.

The previous prime is 223230203231117. The next prime is 223230203231221. The reversal of 223230203231197 is 791132302032322.

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., 209310842121241 + 13919361109956 = 14467579^2 + 3730866^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-223230203231197 is a prime.

It is a super-3 number, since 3×223230203231197³ (a number of 44 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (223230203231107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111615101615598 + 111615101615599.

It is an arithmetic number, because the mean of its divisors is an integer number (111615101615599).

Almost surely, 2^{223230203231197} is an apocalyptic number.

It is an amenable number.

223230203231197 is a deficient number, since it is larger than the sum of its proper divisors (1).

223230203231197 is an equidigital number, since it uses as much as digits as its factorization.

223230203231197 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 163296, while the sum is 40.

The spelling of 223230203231197 in words is "two hundred twenty-three trillion, two hundred thirty billion, two hundred three million, two hundred thirty-one thousand, one hundred ninety-seven".