3303540113221 has 4 divisors (see below), whose sum is σ = 3497866002252. Its totient is φ = 3109214224192.

The previous prime is 3303540113197. The next prime is 3303540113227. The reversal of 3303540113221 is 1223110453033.

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

It can be written as a sum of positive squares in 2 ways, for example, as 2026312392196 + 1277227721025 = 1423486^2 + 1130145^2 .

It is a cyclic number.

It is not a de Polignac number, because 3303540113221 - 2²³ = 3303531724613 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3303540113221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3303540113227) 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, 97162944490 + ... + 97162944523.

It is an arithmetic number, because the mean of its divisors is an integer number (874466500563).

Almost surely, 2^{3303540113221} is an apocalyptic number.

It is an amenable number.

3303540113221 is a deficient number, since it is larger than the sum of its proper divisors (194325889031).

3303540113221 is a wasteful number, since it uses less digits than its factorization.

3303540113221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 194325889030.

The product of its (nonzero) digits is 6480, while the sum is 28.

Adding to 3303540113221 its reverse (1223110453033), we get a palindrome (4526650566254).

The spelling of 3303540113221 in words is "three trillion, three hundred three billion, five hundred forty million, one hundred thirteen thousand, two hundred twenty-one".