3340122221 has 4 divisors (see below), whose sum is σ = 3350793852. Its totient is φ = 3329450592.

The previous prime is 3340122199. The next prime is 3340122229. The reversal of 3340122221 is 1222210433.

3340122221 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1222210433 = 31 ⋅39426143.

It can be written as a sum of positive squares in 2 ways, for example, as 489736900 + 2850385321 = 22130^2 + 53389^2 .

It is a cyclic number.

It is not a de Polignac number, because 3340122221 - 2¹⁸ = 3339860077 is a prime.

It is a super-2 number, since 2×3340122221² = 22312832902435945682, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 3340122193 and 3340122202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3340122229) 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, 5335346 + ... + 5335971.

It is an arithmetic number, because the mean of its divisors is an integer number (837698463).

Almost surely, 2^3340122221 is an apocalyptic number.

It is an amenable number.

3340122221 is a deficient number, since it is larger than the sum of its proper divisors (10671631).

3340122221 is a wasteful number, since it uses less digits than its factorization.

3340122221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10671630.

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 3340122221 is about 57793.7905055552. The cubic root of 3340122221 is about 1494.8150195993.

Adding to 3340122221 its reverse (1222210433), we get a palindrome (4562332654).

The spelling of 3340122221 in words is "three billion, three hundred forty million, one hundred twenty-two thousand, two hundred twenty-one".