223221031101 has 6 divisors (see below), whose sum is σ = 322430378270. Its totient is φ = 148814020728.

The previous prime is 223221031093. The next prime is 223221031109. The reversal of 223221031101 is 101130122322.

223221031101 is a `hidden beast` number, since 22 + 322 + 10 + 311 + 0 + 1 = 666.

223221031101 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (223221031093) and next prime (223221031109).

It can be written as a sum of positive squares in only one way, i.e., 172652715225 + 50568315876 = 415515^2 + 224874^2 .

It is not a de Polignac number, because 223221031101 - 2³ = 223221031093 is a prime.

It is a super-3 number, since 3×223221031101³ (a number of 35 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (223221031109) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 12401168386 + ... + 12401168403.

Almost surely, 2^223221031101 is an apocalyptic number.

It is an amenable number.

223221031101 is a deficient number, since it is larger than the sum of its proper divisors (99209347169).

223221031101 is a wasteful number, since it uses less digits than its factorization.

223221031101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24802336795 (or 24802336792 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 223221031101 its reverse (101130122322), we get a palindrome (324351153423).

The spelling of 223221031101 in words is "two hundred twenty-three billion, two hundred twenty-one million, thirty-one thousand, one hundred one".