3213403203 has 16 divisors (see below), whose sum is σ = 4434660000. Its totient is φ = 2067287040.

The previous prime is 3213403159. The next prime is 3213403217. The reversal of 3213403203 is 3023043123.

It is not a de Polignac number, because 3213403203 - 2⁹ = 3213402691 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3213403203.

It is not an unprimeable number, because it can be changed into a prime (3213403283) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 172173 + ... + 189921.

It is an arithmetic number, because the mean of its divisors is an integer number (277166250).

Almost surely, 2^3213403203 is an apocalyptic number.

3213403203 is a deficient number, since it is larger than the sum of its proper divisors (1221256797).

3213403203 is a wasteful number, since it uses less digits than its factorization.

3213403203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19862.

The product of its (nonzero) digits is 1296, while the sum is 21.

The square root of 3213403203 is about 56686.8873991155. The cubic root of 3213403203 is about 1475.6671428863.

Adding to 3213403203 its reverse (3023043123), we get a palindrome (6236446326).

The spelling of 3213403203 in words is "three billion, two hundred thirteen million, four hundred three thousand, two hundred three".