1012001001919 has 2 divisors, whose sum is σ = 1012001001920. Its totient is φ = 1012001001918.

The previous prime is 1012001001877. The next prime is 1012001001929. The reversal of 1012001001919 is 9191001002101.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1012001001919 - 2¹¹ = 1012000999871 is a prime.

It is a super-2 number, since 2×1012001001919² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1012001001893 and 1012001001902.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1012001001929) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 506000500959 + 506000500960.

It is an arithmetic number, because the mean of its divisors is an integer number (506000500960).

Almost surely, 2^{1012001001919} is an apocalyptic number.

1012001001919 is a deficient number, since it is larger than the sum of its proper divisors (1).

1012001001919 is an equidigital number, since it uses as much as digits as its factorization.

1012001001919 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 162, while the sum is 25.

The spelling of 1012001001919 in words is "one trillion, twelve billion, one million, one thousand, nine hundred nineteen".