3320220121 has 4 divisors (see below), whose sum is σ = 3434710500. Its totient is φ = 3205729744.

The previous prime is 3320220097. The next prime is 3320220133. The reversal of 3320220121 is 1210220233.

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 2193610896 + 1126609225 = 46836^2 + 33565^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3320220121 is a prime.

It is a super-2 number, since 2×3320220121² = 22047723303786509282, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3320220095 and 3320220104.

It is not an unprimeable number, because it can be changed into a prime (3320220161) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 57245146 + ... + 57245203.

It is an arithmetic number, because the mean of its divisors is an integer number (858677625).

Almost surely, 2^3320220121 is an apocalyptic number.

It is an amenable number.

3320220121 is a deficient number, since it is larger than the sum of its proper divisors (114490379).

3320220121 is a wasteful number, since it uses less digits than its factorization.

3320220121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114490378.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 3320220121 is about 57621.3512597544. The cubic root of 3320220121 is about 1491.8401541374.

Adding to 3320220121 its reverse (1210220233), we get a palindrome (4530440354).

The spelling of 3320220121 in words is "three billion, three hundred twenty million, two hundred twenty thousand, one hundred twenty-one".