3121211332003 has 2 divisors, whose sum is σ = 3121211332004. Its totient is φ = 3121211332002.

The previous prime is 3121211331991. The next prime is 3121211332007. The reversal of 3121211332003 is 3002331121213.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3121211332003 is a prime.

It is not a weakly prime, because it can be changed into another prime (3121211332007) 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 as a sum of consecutive naturals, namely, 1560605666001 + 1560605666002.

It is an arithmetic number, because the mean of its divisors is an integer number (1560605666002).

Almost surely, 2^{3121211332003} is an apocalyptic number.

3121211332003 is a deficient number, since it is larger than the sum of its proper divisors (1).

3121211332003 is an equidigital number, since it uses as much as digits as its factorization.

3121211332003 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 3121211332003 its reverse (3002331121213), we get a palindrome (6123542453216).

The spelling of 3121211332003 in words is "three trillion, one hundred twenty-one billion, two hundred eleven million, three hundred thirty-two thousand, three".