223101121220103 has 32 divisors (see below), whose sum is σ = 340045425764352. Its totient is φ = 127455677625600.

The previous prime is 223101121220059. The next prime is 223101121220111. The reversal of 223101121220103 is 301022121101322.

It is not a de Polignac number, because 223101121220103 - 2¹² = 223101121216007 is a prime.

It is a super-3 number, since 3×223101121220103³ (a number of 44 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a self number, because there is not a number n which added to its sum of digits gives 223101121220103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (223101121220143) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4573500573 + ... + 4573549353.

It is an arithmetic number, because the mean of its divisors is an integer number (10626419555136).

Almost surely, 2^{223101121220103} is an apocalyptic number.

223101121220103 is a deficient number, since it is larger than the sum of its proper divisors (116944304544249).

223101121220103 is a wasteful number, since it uses less digits than its factorization.

223101121220103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96735.

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 223101121220103 its reverse (301022121101322), we get a palindrome (524123242321425).

The spelling of 223101121220103 in words is "two hundred twenty-three trillion, one hundred one billion, one hundred twenty-one million, two hundred twenty thousand, one hundred three".