3313302120221 has 16 divisors (see below), whose sum is σ = 3494590950960. Its totient is φ = 3136989058560.

The previous prime is 3313302120157. The next prime is 3313302120241. The reversal of 3313302120221 is 1220212033133.

It can be written as a sum of positive squares in 8 ways, for example, as 500768522500 + 2812533597721 = 707650^2 + 1677061^2 .

It is a cyclic number.

It is not a de Polignac number, because 3313302120221 - 2⁶ = 3313302120157 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3313302120241) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4157150 + ... + 4889631.

It is an arithmetic number, because the mean of its divisors is an integer number (218411934435).

Almost surely, 2^{3313302120221} is an apocalyptic number.

It is an amenable number.

3313302120221 is a deficient number, since it is larger than the sum of its proper divisors (181288830739).

3313302120221 is a wasteful number, since it uses less digits than its factorization.

3313302120221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9047056.

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 3313302120221 its reverse (1220212033133), we get a palindrome (4533514153354).

The spelling of 3313302120221 in words is "three trillion, three hundred thirteen billion, three hundred two million, one hundred twenty thousand, two hundred twenty-one".