221012324201113 has 4 divisors (see below), whose sum is σ = 221102643911040. Its totient is φ = 220922004491188.

The previous prime is 221012324201087. The next prime is 221012324201147. The reversal of 221012324201113 is 311102423210122.

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 221012324201113 - 2⁹ = 221012324200601 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (221012324201173) 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 3 ways as a sum of consecutive naturals, for example, 45159851293 + ... + 45159856186.

It is an arithmetic number, because the mean of its divisors is an integer number (55275660977760).

Almost surely, 2^{221012324201113} is an apocalyptic number.

It is an amenable number.

221012324201113 is a deficient number, since it is larger than the sum of its proper divisors (90319709927).

221012324201113 is an equidigital number, since it uses as much as digits as its factorization.

221012324201113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90319709926.

The product of its (nonzero) digits is 1152, while the sum is 25.

Adding to 221012324201113 its reverse (311102423210122), we get a palindrome (532114747411235).

Subtracting 221012324201113 from its reverse (311102423210122), we obtain a palindrome (90090099009009).

The spelling of 221012324201113 in words is "two hundred twenty-one trillion, twelve billion, three hundred twenty-four million, two hundred one thousand, one hundred thirteen".