3330136221 has 4 divisors (see below), whose sum is σ = 4440181632. Its totient is φ = 2220090812.

The previous prime is 3330136211. The next prime is 3330136241. The reversal of 3330136221 is 1226310333.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 1226310333 = 3 ⋅408770111.

It is a cyclic number.

It is not a de Polignac number, because 3330136221 - 2¹⁵ = 3330103453 is a prime.

It is a super-2 number, since 2×3330136221² = 22179614500832321682, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3330136191 and 3330136200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3330136211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 555022701 + ... + 555022706.

It is an arithmetic number, because the mean of its divisors is an integer number (1110045408).

Almost surely, 2^3330136221 is an apocalyptic number.

It is an amenable number.

3330136221 is a deficient number, since it is larger than the sum of its proper divisors (1110045411).

3330136221 is a wasteful number, since it uses less digits than its factorization.

3330136221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1110045410.

The product of its (nonzero) digits is 1944, while the sum is 24.

The square root of 3330136221 is about 57707.3324717059. The cubic root of 3330136221 is about 1493.3238442688.

Adding to 3330136221 its reverse (1226310333), we get a palindrome (4556446554).

The spelling of 3330136221 in words is "three billion, three hundred thirty million, one hundred thirty-six thousand, two hundred twenty-one".