221330113322001 has 16 divisors (see below), whose sum is σ = 295151754532608. Its totient is φ = 147530941488000.

The previous prime is 221330113321943. The next prime is 221330113322009. The reversal of 221330113322001 is 100223311033122.

It is not a de Polignac number, because 221330113322001 - 2²⁹ = 221329576451089 is a prime.

It is not an unprimeable number, because it can be changed into a prime (221330113322009) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1157724861 + ... + 1157916021.

It is an arithmetic number, because the mean of its divisors is an integer number (18446984658288).

Almost surely, 2^{221330113322001} is an apocalyptic number.

It is an amenable number.

221330113322001 is a deficient number, since it is larger than the sum of its proper divisors (73821641210607).

221330113322001 is a wasteful number, since it uses less digits than its factorization.

221330113322001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 247912.

The product of its (nonzero) digits is 1296, while the sum is 24.

Adding to 221330113322001 its reverse (100223311033122), we get a palindrome (321553424355123).

The spelling of 221330113322001 in words is "two hundred twenty-one trillion, three hundred thirty billion, one hundred thirteen million, three hundred twenty-two thousand, one".