3222121919 has 2 divisors, whose sum is σ = 3222121920. Its totient is φ = 3222121918.

The previous prime is 3222121901. The next prime is 3222121963. The reversal of 3222121919 is 9191212223.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (9191212223) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3222121919 is a prime.

It is a super-2 number, since 2×3222121919² = 20764139321800485122, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3222121319) 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 as a sum of consecutive naturals, namely, 1611060959 + 1611060960.

It is an arithmetic number, because the mean of its divisors is an integer number (1611060960).

Almost surely, 2^3222121919 is an apocalyptic number.

3222121919 is a deficient number, since it is larger than the sum of its proper divisors (1).

3222121919 is an equidigital number, since it uses as much as digits as its factorization.

3222121919 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3888, while the sum is 32.

The square root of 3222121919 is about 56763.7377116765. The cubic root of 3222121919 is about 1477.0005479335. Note that the first 3 decimals are identical.

The spelling of 3222121919 in words is "three billion, two hundred twenty-two million, one hundred twenty-one thousand, nine hundred nineteen".