1000501056011 has 4 divisors (see below), whose sum is σ = 1011742641000. Its totient is φ = 989259471024.

The previous prime is 1000501056001. The next prime is 1000501056019. The reversal of 1000501056011 is 1106501050001.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1000501056011 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1000501056019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5620792361 + ... + 5620792538.

It is an arithmetic number, because the mean of its divisors is an integer number (252935660250).

Almost surely, 2^{1000501056011} is an apocalyptic number.

1000501056011 is a deficient number, since it is larger than the sum of its proper divisors (11241584989).

1000501056011 is an equidigital number, since it uses as much as digits as its factorization.

1000501056011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11241584988.

The product of its (nonzero) digits is 150, while the sum is 20.

The spelling of 1000501056011 in words is "one trillion, five hundred one million, fifty-six thousand, eleven".