3120203013203 has 2 divisors, whose sum is σ = 3120203013204. Its totient is φ = 3120203013202.

The previous prime is 3120203013173. The next prime is 3120203013217. The reversal of 3120203013203 is 3023103020213.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3120203013203 - 2⁶ = 3120203013139 is a prime.

It is not a weakly prime, because it can be changed into another prime (3120203013803) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1560101506601 + 1560101506602.

It is an arithmetic number, because the mean of its divisors is an integer number (1560101506602).

Almost surely, 2^{3120203013203} is an apocalyptic number.

3120203013203 is a deficient number, since it is larger than the sum of its proper divisors (1).

3120203013203 is an equidigital number, since it uses as much as digits as its factorization.

3120203013203 is an evil number, because the sum of its binary digits is even.

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

Adding to 3120203013203 its reverse (3023103020213), we get a palindrome (6143306033416).

The spelling of 3120203013203 in words is "three trillion, one hundred twenty billion, two hundred three million, thirteen thousand, two hundred three".