1000996099801 has 2 divisors, whose sum is σ = 1000996099802. Its totient is φ = 1000996099800.

The previous prime is 1000996099799. The next prime is 1000996099841. The reversal of 1000996099801 is 1089906990001.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 793881000000 + 207115099801 = 891000^2 + 455099^2 .

It is an emirp because it is prime and its reverse (1089906990001) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1000996099801 - 2¹ = 1000996099799 is a prime.

Together with 1000996099799, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (1000996099841) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 500498049900 + 500498049901.

It is an arithmetic number, because the mean of its divisors is an integer number (500498049901).

Almost surely, 2^{1000996099801} is an apocalyptic number.

It is an amenable number.

1000996099801 is a deficient number, since it is larger than the sum of its proper divisors (1).

1000996099801 is an equidigital number, since it uses as much as digits as its factorization.

1000996099801 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 314928, while the sum is 52.

The spelling of 1000996099801 in words is "one trillion, nine hundred ninety-six million, ninety-nine thousand, eight hundred one".