3213103331 has 4 divisors (see below), whose sum is σ = 3213271512. Its totient is φ = 3212935152.

The previous prime is 3213103307. The next prime is 3213103337. The reversal of 3213103331 is 1333013123.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 3213103331 - 2¹⁰ = 3213102307 is a prime.

It is a super-2 number, since 2×3213103331² = 20648066031366591122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3213103337) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 51125 + ... + 95078.

It is an arithmetic number, because the mean of its divisors is an integer number (803317878).

Almost surely, 2^3213103331 is an apocalyptic number.

3213103331 is a deficient number, since it is larger than the sum of its proper divisors (168181).

3213103331 is a wasteful number, since it uses less digits than its factorization.

3213103331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 168180.

The product of its (nonzero) digits is 486, while the sum is 20.

The square root of 3213103331 is about 56684.2423518212. The cubic root of 3213103331 is about 1475.6212387990.

Adding to 3213103331 its reverse (1333013123), we get a palindrome (4546116454).

The spelling of 3213103331 in words is "three billion, two hundred thirteen million, one hundred three thousand, three hundred thirty-one".