223305530131 has 2 divisors, whose sum is σ = 223305530132. Its totient is φ = 223305530130.

The previous prime is 223305530113. The next prime is 223305530159. The reversal of 223305530131 is 131035503322.

Together with previous prime (223305530113) it forms an Ormiston pair, because they use the same digits, order apart.

It is an a-pointer prime, because the next prime (223305530159) can be obtained adding 223305530131 to its sum of digits (28).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 223305530131 - 2⁹ = 223305529619 is a prime.

It is a super-2 number, since 2×223305530131² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 223305530131.

It is not a weakly prime, because it can be changed into another prime (223305530111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111652765065 + 111652765066.

It is an arithmetic number, because the mean of its divisors is an integer number (111652765066).

Almost surely, 2^223305530131 is an apocalyptic number.

223305530131 is a deficient number, since it is larger than the sum of its proper divisors (1).

223305530131 is an equidigital number, since it uses as much as digits as its factorization.

223305530131 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8100, while the sum is 28.

The spelling of 223305530131 in words is "two hundred twenty-three billion, three hundred five million, five hundred thirty thousand, one hundred thirty-one".