221013033343 has 4 divisors (see below), whose sum is σ = 221174005608. Its totient is φ = 220852061080.

The previous prime is 221013033331. The next prime is 221013033413. The reversal of 221013033343 is 343330310122.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 221013033343 - 2³³ = 212423098751 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 (221013033313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 80484073 + ... + 80486818.

It is an arithmetic number, because the mean of its divisors is an integer number (55293501402).

Almost surely, 2^221013033343 is an apocalyptic number.

221013033343 is a deficient number, since it is larger than the sum of its proper divisors (160972265).

221013033343 is a wasteful number, since it uses less digits than its factorization.

221013033343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 160972264.

The product of its (nonzero) digits is 3888, while the sum is 25.

Adding to 221013033343 its reverse (343330310122), we get a palindrome (564343343465).

The spelling of 221013033343 in words is "two hundred twenty-one billion, thirteen million, thirty-three thousand, three hundred forty-three".