2131724968027 has 2 divisors, whose sum is σ = 2131724968028. Its totient is φ = 2131724968026.

The previous prime is 2131724967979. The next prime is 2131724968057. The reversal of 2131724968027 is 7208694271312.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2131724968027 is a prime.

It is not a weakly prime, because it can be changed into another prime (2131724968057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1065862484013 + 1065862484014.

It is an arithmetic number, because the mean of its divisors is an integer number (1065862484014).

Almost surely, 2^{2131724968027} is an apocalyptic number.

2131724968027 is a deficient number, since it is larger than the sum of its proper divisors (1).

2131724968027 is an equidigital number, since it uses as much as digits as its factorization.

2131724968027 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2032128, while the sum is 52.

The spelling of 2131724968027 in words is "two trillion, one hundred thirty-one billion, seven hundred twenty-four million, nine hundred sixty-eight thousand, twenty-seven".