223133135540377 has 2 divisors, whose sum is σ = 223133135540378. Its totient is φ = 223133135540376.

The previous prime is 223133135540339. The next prime is 223133135540429. The reversal of 223133135540377 is 773045531331322.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 223066800447241 + 66335093136 = 14935421^2 + 257556^2 .

It is a cyclic number.

It is not a de Polignac number, because 223133135540377 - 2²³ = 223133127151769 is a prime.

It is a super-3 number, since 3×223133135540377³ (a number of 44 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 223133135540377.

It is not a weakly prime, because it can be changed into another prime (223133135544377) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111566567770188 + 111566567770189.

It is an arithmetic number, because the mean of its divisors is an integer number (111566567770189).

Almost surely, 2^{223133135540377} is an apocalyptic number.

It is an amenable number.

223133135540377 is a deficient number, since it is larger than the sum of its proper divisors (1).

223133135540377 is an equidigital number, since it uses as much as digits as its factorization.

223133135540377 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4762800, while the sum is 49.

Adding to 223133135540377 its reverse (773045531331322), we get a palindrome (996178666871699).

The spelling of 223133135540377 in words is "two hundred twenty-three trillion, one hundred thirty-three billion, one hundred thirty-five million, five hundred forty thousand, three hundred seventy-seven".