3323431381 has 2 divisors, whose sum is σ = 3323431382. Its totient is φ = 3323431380.

The previous prime is 3323431369. The next prime is 3323431393. The reversal of 3323431381 is 1831343233.

3323431381 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a balanced prime because it is at equal distance from previous prime (3323431369) and next prime (3323431393).

It can be written as a sum of positive squares in only one way, i.e., 3316723281 + 6708100 = 57591^2 + 2590^2 .

It is an emirp because it is prime and its reverse (1831343233) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3323431381 - 2¹⁵ = 3323398613 is a prime.

It is a super-2 number, since 2×3323431381² = 22090392288431134322, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3323431081) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1661715690 + 1661715691.

It is an arithmetic number, because the mean of its divisors is an integer number (1661715691).

Almost surely, 2^3323431381 is an apocalyptic number.

It is an amenable number.

3323431381 is a deficient number, since it is larger than the sum of its proper divisors (1).

3323431381 is an equidigital number, since it uses as much as digits as its factorization.

3323431381 is an evil number, because the sum of its binary digits is even.

The product of its digits is 15552, while the sum is 31.

The square root of 3323431381 is about 57649.2097170464. The cubic root of 3323431381 is about 1492.3209599051.

The spelling of 3323431381 in words is "three billion, three hundred twenty-three million, four hundred thirty-one thousand, three hundred eighty-one".