3213423331 has 4 divisors (see below), whose sum is σ = 3266102464. Its totient is φ = 3160744200.

The previous prime is 3213423307. The next prime is 3213423341. The reversal of 3213423331 is 1333243123.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1333243123 = 5869 ⋅227167.

It is a cyclic number.

It is not a de Polignac number, because 3213423331 - 2¹⁵ = 3213390563 is a prime.

It is a super-2 number, since 2×3213423331² = 20652179008430271122, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3213423296 and 3213423305.

It is not an unprimeable number, because it can be changed into a prime (3213423341) 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, 26339475 + ... + 26339596.

It is an arithmetic number, because the mean of its divisors is an integer number (816525616).

Almost surely, 2^3213423331 is an apocalyptic number.

3213423331 is a deficient number, since it is larger than the sum of its proper divisors (52679133).

3213423331 is an equidigital number, since it uses as much as digits as its factorization.

3213423331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52679132.

The product of its digits is 3888, while the sum is 25.

The square root of 3213423331 is about 56687.0649354859. The cubic root of 3213423331 is about 1475.6702239568.

Adding to 3213423331 its reverse (1333243123), we get a palindrome (4546666454).

The spelling of 3213423331 in words is "three billion, two hundred thirteen million, four hundred twenty-three thousand, three hundred thirty-one".