221102204413 has 8 divisors (see below), whose sum is σ = 238415728320. Its totient is φ = 204356337120.

The previous prime is 221102204381. The next prime is 221102204431. The reversal of 221102204413 is 314402201122.

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

It is a cyclic number.

It is not a de Polignac number, because 221102204413 - 2⁵ = 221102204381 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 (221102201413) 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, 141913345 + ... + 141914902.

It is an arithmetic number, because the mean of its divisors is an integer number (29801966040).

Almost surely, 2^221102204413 is an apocalyptic number.

It is an amenable number.

221102204413 is a deficient number, since it is larger than the sum of its proper divisors (17313523907).

221102204413 is a wasteful number, since it uses less digits than its factorization.

221102204413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 283828307.

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 221102204413 its reverse (314402201122), we get a palindrome (535504405535).

The spelling of 221102204413 in words is "two hundred twenty-one billion, one hundred two million, two hundred four thousand, four hundred thirteen".