1001000100011 has 4 divisors (see below), whose sum is σ = 1003884826872. Its totient is φ = 998115373152.

The previous prime is 1001000099993. The next prime is 1001000100053. The reversal of 1001000100011 is 1100010001001.

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 1001000100011 - 2²⁶ = 1000932991147 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1001000099968 and 1001000100004.

It is not an unprimeable number, because it can be changed into a prime (1001000103011) 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, 1442362910 + ... + 1442363603.

It is an arithmetic number, because the mean of its divisors is an integer number (250971206718).

Almost surely, 2^{1001000100011} is an apocalyptic number.

1001000100011 is a deficient number, since it is larger than the sum of its proper divisors (2884726861).

1001000100011 is an equidigital number, since it uses as much as digits as its factorization.

1001000100011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2884726860.

The product of its (nonzero) digits is 1, while the sum is 5.

Adding to 1001000100011 its reverse (1100010001001), we get a palindrome (2101010101012).

It can be divided in two parts, 1001000 and 100011, that added together give a palindrome (1101011).

The spelling of 1001000100011 in words is "one trillion, one billion, one hundred thousand, eleven".