221332310101 has 8 divisors (see below), whose sum is σ = 267830694720. Its totient is φ = 178553796288.

The previous prime is 221332310083. The next prime is 221332310149. The reversal of 221332310101 is 101013233122.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 221332310101 - 2⁷ = 221332309973 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (221332310201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 929967571 + ... + 929967808.

It is an arithmetic number, because the mean of its divisors is an integer number (33478836840).

Almost surely, 2^221332310101 is an apocalyptic number.

It is an amenable number.

221332310101 is a deficient number, since it is larger than the sum of its proper divisors (46498384619).

221332310101 is a wasteful number, since it uses less digits than its factorization.

221332310101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1859935403.

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

Adding to 221332310101 its reverse (101013233122), we get a palindrome (322345543223).

The spelling of 221332310101 in words is "two hundred twenty-one billion, three hundred thirty-two million, three hundred ten thousand, one hundred one".