223655216011 has 8 divisors (see below), whose sum is σ = 229111637504. Its totient is φ = 218256534720.

The previous prime is 223655215991. The next prime is 223655216017. The reversal of 223655216011 is 110612556322.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 223655216011 - 2¹¹ = 223655213963 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (223655216017) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14427210 + ... + 14442703.

It is an arithmetic number, because the mean of its divisors is an integer number (28638954688).

Almost surely, 2^223655216011 is an apocalyptic number.

223655216011 is a deficient number, since it is larger than the sum of its proper divisors (5456421493).

223655216011 is a wasteful number, since it uses less digits than its factorization.

223655216011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28870101.

The product of its (nonzero) digits is 21600, while the sum is 34.

The spelling of 223655216011 in words is "two hundred twenty-three billion, six hundred fifty-five million, two hundred sixteen thousand, eleven".