2131330230349 has 2 divisors, whose sum is σ = 2131330230350. Its totient is φ = 2131330230348.

The previous prime is 2131330230311. The next prime is 2131330230353. The reversal of 2131330230349 is 9430320331312.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1605098955625 + 526231274724 = 1266925^2 + 725418^2 .

It is a cyclic number.

It is not a de Polignac number, because 2131330230349 - 2²³ = 2131321841741 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2131330230389) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1065665115174 + 1065665115175.

It is an arithmetic number, because the mean of its divisors is an integer number (1065665115175).

Almost surely, 2^{2131330230349} is an apocalyptic number.

It is an amenable number.

2131330230349 is a deficient number, since it is larger than the sum of its proper divisors (1).

2131330230349 is an equidigital number, since it uses as much as digits as its factorization.

2131330230349 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 34992, while the sum is 34.

The spelling of 2131330230349 in words is "two trillion, one hundred thirty-one billion, three hundred thirty million, two hundred thirty thousand, three hundred forty-nine".