221032113301 has 4 divisors (see below), whose sum is σ = 228162181504. Its totient is φ = 213902045100.

The previous prime is 221032113293. The next prime is 221032113311. The reversal of 221032113301 is 103311230122.

221032113301 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 221032113301 - 2³ = 221032113293 is a prime.

It is a super-2 number, since 2×221032113301² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (221032113311) 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, 3565034055 + ... + 3565034116.

It is an arithmetic number, because the mean of its divisors is an integer number (57040545376).

Almost surely, 2^221032113301 is an apocalyptic number.

It is an amenable number.

221032113301 is a deficient number, since it is larger than the sum of its proper divisors (7130068203).

221032113301 is an equidigital number, since it uses as much as digits as its factorization.

221032113301 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7130068202.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 221032113301 its reverse (103311230122), we get a palindrome (324343343423).

The spelling of 221032113301 in words is "two hundred twenty-one billion, thirty-two million, one hundred thirteen thousand, three hundred one".