1000611056101 has 4 divisors (see below), whose sum is σ = 1006394935212. Its totient is φ = 994827176992.

The previous prime is 1000611056089. The next prime is 1000611056111. The reversal of 1000611056101 is 1016501160001.

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

It can be written as a sum of positive squares in 2 ways, for example, as 945279785025 + 55331271076 = 972255^2 + 235226^2 .

It is a cyclic number.

It is not a de Polignac number, because 1000611056101 - 2²⁷ = 1000476838373 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1000611056111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2891939296 + ... + 2891939641.

It is an arithmetic number, because the mean of its divisors is an integer number (251598733803).

Almost surely, 2^{1000611056101} is an apocalyptic number.

It is an amenable number.

1000611056101 is a deficient number, since it is larger than the sum of its proper divisors (5783879111).

1000611056101 is an equidigital number, since it uses as much as digits as its factorization.

1000611056101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5783879110.

The product of its (nonzero) digits is 180, while the sum is 22.

The spelling of 1000611056101 in words is "one trillion, six hundred eleven million, fifty-six thousand, one hundred one".