2003132231197 has 2 divisors, whose sum is σ = 2003132231198. Its totient is φ = 2003132231196.

The previous prime is 2003132231137. The next prime is 2003132231201. The reversal of 2003132231197 is 7911322313002.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1188145780441 + 814986450756 = 1090021^2 + 902766^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2003132231197 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2003132231137) 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, 1001566115598 + 1001566115599.

It is an arithmetic number, because the mean of its divisors is an integer number (1001566115599).

Almost surely, 2^{2003132231197} is an apocalyptic number.

It is an amenable number.

2003132231197 is a deficient number, since it is larger than the sum of its proper divisors (1).

2003132231197 is an equidigital number, since it uses as much as digits as its factorization.

2003132231197 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13608, while the sum is 34.

Adding to 2003132231197 its reverse (7911322313002), we get a palindrome (9914454544199).

The spelling of 2003132231197 in words is "two trillion, three billion, one hundred thirty-two million, two hundred thirty-one thousand, one hundred ninety-seven".