3213020203103 has 4 divisors (see below), whose sum is σ = 3323814003240. Its totient is φ = 3102226402968.

The previous prime is 3213020203051. The next prime is 3213020203147. The reversal of 3213020203103 is 3013020203123.

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 3213020203103 - 2⁶ = 3213020203039 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3213020203163) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 55396900025 + ... + 55396900082.

It is an arithmetic number, because the mean of its divisors is an integer number (830953500810).

Almost surely, 2^{3213020203103} is an apocalyptic number.

3213020203103 is a deficient number, since it is larger than the sum of its proper divisors (110793800137).

3213020203103 is a wasteful number, since it uses less digits than its factorization.

3213020203103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110793800136.

The product of its (nonzero) digits is 648, while the sum is 20.

Adding to 3213020203103 its sum of digits (20), we get a palindrome (3213020203123).

Adding to 3213020203103 its reverse (3013020203123), we get a palindrome (6226040406226).

The spelling of 3213020203103 in words is "three trillion, two hundred thirteen billion, twenty million, two hundred three thousand, one hundred three".