223918204963 has 2 divisors, whose sum is σ = 223918204964. Its totient is φ = 223918204962.

The previous prime is 223918204897. The next prime is 223918204981. The reversal of 223918204963 is 369402819322.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 223918204963 - 2²⁹ = 223381334051 is a prime.

It is not a weakly prime, because it can be changed into another prime (223918204663) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111959102481 + 111959102482.

It is an arithmetic number, because the mean of its divisors is an integer number (111959102482).

Almost surely, 2^223918204963 is an apocalyptic number.

223918204963 is a deficient number, since it is larger than the sum of its proper divisors (1).

223918204963 is an equidigital number, since it uses as much as digits as its factorization.

223918204963 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1119744, while the sum is 49.

The spelling of 223918204963 in words is "two hundred twenty-three billion, nine hundred eighteen million, two hundred four thousand, nine hundred sixty-three".