223120313197 has 2 divisors, whose sum is σ = 223120313198. Its totient is φ = 223120313196.

The previous prime is 223120313191. The next prime is 223120313237. The reversal of 223120313197 is 791313021322.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 156194105796 + 66926207401 = 395214^2 + 258701^2 .

It is a cyclic number.

It is not a de Polignac number, because 223120313197 - 2¹⁹ = 223119788909 is a prime.

It is a super-3 number, since 3×223120313197³ (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 (223120313191) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111560156598 + 111560156599.

It is an arithmetic number, because the mean of its divisors is an integer number (111560156599).

Almost surely, 2^223120313197 is an apocalyptic number.

It is an amenable number.

223120313197 is a deficient number, since it is larger than the sum of its proper divisors (1).

223120313197 is an equidigital number, since it uses as much as digits as its factorization.

223120313197 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13608, while the sum is 34.

The spelling of 223120313197 in words is "two hundred twenty-three billion, one hundred twenty million, three hundred thirteen thousand, one hundred ninety-seven".