221333121023113 has 4 divisors (see below), whose sum is σ = 241454313843408. Its totient is φ = 201211928202820.

The previous prime is 221333121023033. The next prime is 221333121023123. The reversal of 221333121023113 is 311320121333122.

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 221333121023113 - 2⁴¹ = 219134097767561 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (221333121023123) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10060596410131 + ... + 10060596410152.

It is an arithmetic number, because the mean of its divisors is an integer number (60363578460852).

Almost surely, 2^{221333121023113} is an apocalyptic number.

It is an amenable number.

221333121023113 is a deficient number, since it is larger than the sum of its proper divisors (20121192820295).

221333121023113 is a wasteful number, since it uses less digits than its factorization.

221333121023113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20121192820294.

The product of its (nonzero) digits is 3888, while the sum is 28.

Adding to 221333121023113 its reverse (311320121333122), we get a palindrome (532653242356235).

The spelling of 221333121023113 in words is "two hundred twenty-one trillion, three hundred thirty-three billion, one hundred twenty-one million, twenty-three thousand, one hundred thirteen".