221103322323133 has 4 divisors (see below), whose sum is σ = 221108558926528. Its totient is φ = 221098085719740.

The previous prime is 221103322323131. The next prime is 221103322323151. The reversal of 221103322323133 is 331323223301122.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 221103322323133 - 2¹ = 221103322323131 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 221103322323095 and 221103322323104.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (221103322323131) 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, 2618238363 + ... + 2618322808.

It is an arithmetic number, because the mean of its divisors is an integer number (55277139731632).

Almost surely, 2^{221103322323133} is an apocalyptic number.

It is an amenable number.

221103322323133 is a deficient number, since it is larger than the sum of its proper divisors (5236603395).

221103322323133 is an equidigital number, since it uses as much as digits as its factorization.

221103322323133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5236603394.

The product of its (nonzero) digits is 23328, while the sum is 31.

Adding to 221103322323133 its reverse (331323223301122), we get a palindrome (552426545624255).

The spelling of 221103322323133 in words is "two hundred twenty-one trillion, one hundred three billion, three hundred twenty-two million, three hundred twenty-three thousand, one hundred thirty-three".