2012309028997 has 2 divisors, whose sum is σ = 2012309028998. Its totient is φ = 2012309028996.

The previous prime is 2012309028971. The next prime is 2012309029019. The reversal of 2012309028997 is 7998209032102.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1583756808676 + 428552220321 = 1258474^2 + 654639^2 .

It is a cyclic number.

It is not a de Polignac number, because 2012309028997 - 2⁷ = 2012309028869 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2012309028497) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1006154514498 + 1006154514499.

It is an arithmetic number, because the mean of its divisors is an integer number (1006154514499).

Almost surely, 2^{2012309028997} is an apocalyptic number.

It is an amenable number.

2012309028997 is a deficient number, since it is larger than the sum of its proper divisors (1).

2012309028997 is an equidigital number, since it uses as much as digits as its factorization.

2012309028997 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 979776, while the sum is 52.

The spelling of 2012309028997 in words is "two trillion, twelve billion, three hundred nine million, twenty-eight thousand, nine hundred ninety-seven".