2131343231411 has 2 divisors, whose sum is σ = 2131343231412. Its totient is φ = 2131343231410.

The previous prime is 2131343231377. The next prime is 2131343231429. The reversal of 2131343231411 is 1141323431312.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2131343231411 - 2¹⁸ = 2131342969267 is a prime.

It is not a weakly prime, because it can be changed into another prime (2131343231461) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1065671615705 + 1065671615706.

It is an arithmetic number, because the mean of its divisors is an integer number (1065671615706).

Almost surely, 2^{2131343231411} is an apocalyptic number.

2131343231411 is a deficient number, since it is larger than the sum of its proper divisors (1).

2131343231411 is an equidigital number, since it uses as much as digits as its factorization.

2131343231411 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5184, while the sum is 29.

Adding to 2131343231411 its reverse (1141323431312), we get a palindrome (3272666662723).

The spelling of 2131343231411 in words is "two trillion, one hundred thirty-one billion, three hundred forty-three million, two hundred thirty-one thousand, four hundred eleven".