223121133010103 has 4 divisors (see below), whose sum is σ = 223135363597440. Its totient is φ = 223106902422768.

The previous prime is 223121133010067. The next prime is 223121133010117. The reversal of 223121133010103 is 301010331121322.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 223121133010103 - 2¹⁰ = 223121133009079 is a prime.

It is a super-3 number, since 3×223121133010103³ (a number of 44 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (223121133010133) 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, 7115270150 + ... + 7115301507.

It is an arithmetic number, because the mean of its divisors is an integer number (55783840899360).

Almost surely, 2^{223121133010103} is an apocalyptic number.

223121133010103 is a deficient number, since it is larger than the sum of its proper divisors (14230587337).

223121133010103 is a wasteful number, since it uses less digits than its factorization.

223121133010103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14230587336.

The product of its (nonzero) digits is 648, while the sum is 23.

Adding to 223121133010103 its reverse (301010331121322), we get a palindrome (524131464131425).

The spelling of 223121133010103 in words is "two hundred twenty-three trillion, one hundred twenty-one billion, one hundred thirty-three million, ten thousand, one hundred three".