3330153221 has 2 divisors, whose sum is σ = 3330153222. Its totient is φ = 3330153220.

The previous prime is 3330153173. The next prime is 3330153241. The reversal of 3330153221 is 1223510333.

3330153221 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2274813025 + 1055340196 = 47695^2 + 32486^2 .

It is an emirp because it is prime and its reverse (1223510333) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3330153221 - 2¹⁰ = 3330152197 is a prime.

It is a super-2 number, since 2×3330153221² = 22179840950673349682, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3330153241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1665076610 + 1665076611.

It is an arithmetic number, because the mean of its divisors is an integer number (1665076611).

Almost surely, 2^3330153221 is an apocalyptic number.

It is an amenable number.

3330153221 is a deficient number, since it is larger than the sum of its proper divisors (1).

3330153221 is an equidigital number, since it uses as much as digits as its factorization.

3330153221 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1620, while the sum is 23.

The square root of 3330153221 is about 57707.4797664913. The cubic root of 3330153221 is about 1493.3263853522.

Adding to 3330153221 its reverse (1223510333), we get a palindrome (4553663554).

The spelling of 3330153221 in words is "three billion, three hundred thirty million, one hundred fifty-three thousand, two hundred twenty-one".