2103431530297 has 2 divisors, whose sum is σ = 2103431530298. Its totient is φ = 2103431530296.

The previous prime is 2103431530261. The next prime is 2103431530349. The reversal of 2103431530297 is 7920351343012.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1085130556416 + 1018300973881 = 1041696^2 + 1009109^2 .

It is a cyclic number.

It is not a de Polignac number, because 2103431530297 - 2²³ = 2103423141689 is a prime.

It is not a weakly prime, because it can be changed into another prime (2103431530897) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1051715765148 + 1051715765149.

It is an arithmetic number, because the mean of its divisors is an integer number (1051715765149).

Almost surely, 2^{2103431530297} is an apocalyptic number.

It is an amenable number.

2103431530297 is a deficient number, since it is larger than the sum of its proper divisors (1).

2103431530297 is an equidigital number, since it uses as much as digits as its factorization.

2103431530297 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 136080, while the sum is 40.

The spelling of 2103431530297 in words is "two trillion, one hundred three billion, four hundred thirty-one million, five hundred thirty thousand, two hundred ninety-seven".