2103231197 has 2 divisors, whose sum is σ = 2103231198. Its totient is φ = 2103231196.

The previous prime is 2103231187. The next prime is 2103231223. The reversal of 2103231197 is 7911323012.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1434439876 + 668791321 = 37874^2 + 25861^2 .

It is a cyclic number.

It is not a de Polignac number, because 2103231197 - 2⁴ = 2103231181 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2103231187) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1051615598 + 1051615599.

It is an arithmetic number, because the mean of its divisors is an integer number (1051615599).

Almost surely, 2^2103231197 is an apocalyptic number.

It is an amenable number.

2103231197 is a deficient number, since it is larger than the sum of its proper divisors (1).

2103231197 is an equidigital number, since it uses as much as digits as its factorization.

2103231197 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2268, while the sum is 29.

The square root of 2103231197 is about 45860.9986480888. The cubic root of 2103231197 is about 1281.2356226283.

The spelling of 2103231197 in words is "two billion, one hundred three million, two hundred thirty-one thousand, one hundred ninety-seven".