3303101221 has 6 divisors (see below), whose sum is σ = 3842383110. Its totient is φ = 2831229576.

The previous prime is 3303101213. The next prime is 3303101239. The reversal of 3303101221 is 1221013033.

It can be written as a sum of positive squares in only one way, i.e., 2903700996 + 399400225 = 53886^2 + 19985^2 .

It is not a de Polignac number, because 3303101221 - 2³ = 3303101213 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3303101195 and 3303101204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3303101251) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 33705066 + ... + 33705163.

It is an arithmetic number, because the mean of its divisors is an integer number (640397185).

Almost surely, 2^3303101221 is an apocalyptic number.

It is an amenable number.

3303101221 is a deficient number, since it is larger than the sum of its proper divisors (539281889).

3303101221 is an equidigital number, since it uses as much as digits as its factorization.

3303101221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67410243 (or 67410236 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 16.

The square root of 3303101221 is about 57472.6127907893. The cubic root of 3303101221 is about 1489.2717821930.

Adding to 3303101221 its reverse (1221013033), we get a palindrome (4524114254).

The spelling of 3303101221 in words is "three billion, three hundred three million, one hundred one thousand, two hundred twenty-one".