3213103444 has 12 divisors (see below), whose sum is σ = 5628611968. Its totient is φ = 1604928600.

The previous prime is 3213103423. The next prime is 3213103451. The reversal of 3213103444 is 4443013123.

It is a super-2 number, since 2×3213103444² = 20648067483689322272, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 401322 + ... + 409249.

Almost surely, 2^3213103444 is an apocalyptic number.

It is an amenable number.

3213103444 is a deficient number, since it is larger than the sum of its proper divisors (2415508524).

3213103444 is a wasteful number, since it uses less digits than its factorization.

3213103444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 811566 (or 811564 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 25.

The square root of 3213103444 is about 56684.2433485709. The cubic root of 3213103444 is about 1475.6212560974.

Adding to 3213103444 its reverse (4443013123), we get a palindrome (7656116567).

The spelling of 3213103444 in words is "three billion, two hundred thirteen million, one hundred three thousand, four hundred forty-four".