221113123034303 has 2 divisors, whose sum is σ = 221113123034304. Its totient is φ = 221113123034302.

The previous prime is 221113123034213. The next prime is 221113123034351. The reversal of 221113123034303 is 303430321311122.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 221113123034303 - 2¹⁰ = 221113123033279 is a prime.

It is a super-3 number, since 3×221113123034303³ (a number of 44 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (221113123033303) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110556561517151 + 110556561517152.

It is an arithmetic number, because the mean of its divisors is an integer number (110556561517152).

Almost surely, 2^{221113123034303} is an apocalyptic number.

221113123034303 is a deficient number, since it is larger than the sum of its proper divisors (1).

221113123034303 is an equidigital number, since it uses as much as digits as its factorization.

221113123034303 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7776, while the sum is 29.

Adding to 221113123034303 its reverse (303430321311122), we get a palindrome (524543444345425).

The spelling of 221113123034303 in words is "two hundred twenty-one trillion, one hundred thirteen billion, one hundred twenty-three million, thirty-four thousand, three hundred three".