1019102001011 has 4 divisors (see below), whose sum is σ = 1020225598392. Its totient is φ = 1017978403632.

The previous prime is 1019102000941. The next prime is 1019102001013. The reversal of 1019102001011 is 1101002019101.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1019102001011 - 2³⁰ = 1018028259187 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1019102001013) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 561797330 + ... + 561799143.

It is an arithmetic number, because the mean of its divisors is an integer number (255056399598).

Almost surely, 2^{1019102001011} is an apocalyptic number.

1019102001011 is a deficient number, since it is larger than the sum of its proper divisors (1123597381).

1019102001011 is an equidigital number, since it uses as much as digits as its factorization.

1019102001011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1123597380.

The product of its (nonzero) digits is 18, while the sum is 17.

The spelling of 1019102001011 in words is "one trillion, nineteen billion, one hundred two million, one thousand, eleven".