221333113101 has 8 divisors (see below), whose sum is σ = 296593787200. Its totient is φ = 146813923872.

The previous prime is 221333113097. The next prime is 221333113117. The reversal of 221333113101 is 101311333122.

It is a happy number.

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

It is not a de Polignac number, because 221333113101 - 2² = 221333113097 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 (221333113801) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 185370520 + ... + 185371713.

It is an arithmetic number, because the mean of its divisors is an integer number (37074223400).

Almost surely, 2^221333113101 is an apocalyptic number.

It is an amenable number.

221333113101 is a deficient number, since it is larger than the sum of its proper divisors (75260674099).

221333113101 is a wasteful number, since it uses less digits than its factorization.

221333113101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 370742435.

The product of its (nonzero) digits is 324, while the sum is 21.

Adding to 221333113101 its reverse (101311333122), we get a palindrome (322644446223).

The spelling of 221333113101 in words is "two hundred twenty-one billion, three hundred thirty-three million, one hundred thirteen thousand, one hundred one".