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BaseRepresentation
bin11101001000100000100…
…00000000000100011011
310112200202102010012022212
432210100100000010123
5112400022000310021
62043504132105335
7132214466461061
oct16442020000433
93480672105285
101001000010011
11356581456251
12142000a6524b
137351750a441
143663d198031
151b08944a85b
hexe91040011b

1001000010011 has 4 divisors (see below), whose sum is σ = 1001130237552. Its totient is φ = 1000869782472.

The previous prime is 1001000010001. The next prime is 1001000010053. The reversal of 1001000010011 is 1100100001001.

Adding to 1001000010011 its reverse (1100100001001), we get a palindrome (2101100011012).

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 1001000010011 - 222 = 1000995815707 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1001000009977 and 1001000010004.

It is not an unprimeable number, because it can be changed into a prime (1001000010001) 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, 65102240 + ... + 65117613.

It is an arithmetic number, because the mean of its divisors is an integer number (250282559388).

Almost surely, 21001000010011 is an apocalyptic number.

1001000010011 is a deficient number, since it is larger than the sum of its proper divisors (130227541).

1001000010011 is an equidigital number, since it uses as much as digits as its factorization.

1001000010011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130227540.

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

The spelling of 1001000010011 in words is "one trillion, one billion, ten thousand, eleven".

Divisors: 1 7687 130219853 1001000010011