223313781603 has 12 divisors (see below), whose sum is σ = 327280804424. Its totient is φ = 135341685600.

The previous prime is 223313781599. The next prime is 223313781629. The reversal of 223313781603 is 306187313322.

It is not a de Polignac number, because 223313781603 - 2² = 223313781599 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (223313781403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 307594378 + ... + 307595103.

Almost surely, 2^223313781603 is an apocalyptic number.

223313781603 is a deficient number, since it is larger than the sum of its proper divisors (103967022821).

223313781603 is a wasteful number, since it uses less digits than its factorization.

223313781603 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 615189506 (or 615189495 counting only the distinct ones).

The product of its (nonzero) digits is 108864, while the sum is 39.

The spelling of 223313781603 in words is "two hundred twenty-three billion, three hundred thirteen million, seven hundred eighty-one thousand, six hundred three".