223602819913 has 4 divisors (see below), whose sum is σ = 243930349008. Its totient is φ = 203275290820.

The previous prime is 223602819851. The next prime is 223602819917. The reversal of 223602819913 is 319918206322.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-223602819913 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (223602819917) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10163764531 + ... + 10163764552.

It is an arithmetic number, because the mean of its divisors is an integer number (60982587252).

Almost surely, 2^223602819913 is an apocalyptic number.

It is an amenable number.

223602819913 is a deficient number, since it is larger than the sum of its proper divisors (20327529095).

223602819913 is a wasteful number, since it uses less digits than its factorization.

223602819913 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20327529094.

The product of its (nonzero) digits is 279936, while the sum is 46.

The spelling of 223602819913 in words is "two hundred twenty-three billion, six hundred two million, eight hundred nineteen thousand, nine hundred thirteen".