223064125381 has 2 divisors, whose sum is σ = 223064125382. Its totient is φ = 223064125380.

The previous prime is 223064125321. The next prime is 223064125393. The reversal of 223064125381 is 183521460322.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 144533030625 + 78531094756 = 380175^2 + 280234^2 .

It is a cyclic number.

It is not a de Polignac number, because 223064125381 - 2¹³ = 223064117189 is a prime.

It is a super-3 number, since 3×223064125381³ (a number of 35 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a self number, because there is not a number n which added to its sum of digits gives 223064125381.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (223064125321) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111532062690 + 111532062691.

It is an arithmetic number, because the mean of its divisors is an integer number (111532062691).

Almost surely, 2^223064125381 is an apocalyptic number.

It is an amenable number.

223064125381 is a deficient number, since it is larger than the sum of its proper divisors (1).

223064125381 is an equidigital number, since it uses as much as digits as its factorization.

223064125381 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 69120, while the sum is 37.

The spelling of 223064125381 in words is "two hundred twenty-three billion, sixty-four million, one hundred twenty-five thousand, three hundred eighty-one".