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1000110211001 = 1190919110091
BaseRepresentation
bin11101000110110110011…
…01101011111110111001
310112121110101210201112222
432203123031223332321
5112341211203223001
62043235544413425
7132153443346626
oct16433315537671
93477411721488
101000110211001
11356165161070
121419b2a77275
1373405075c55
1436596d3534d
151b03628661b
hexe8db36bfb9

1000110211001 has 4 divisors (see below), whose sum is σ = 1091029321104. Its totient is φ = 909191100900.

The previous prime is 1000110210991. The next prime is 1000110211031. The reversal of 1000110211001 is 1001120110001.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1000110211001 - 234 = 982930341817 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1000110211001.

It is not an unprimeable number, because it can be changed into a prime (1000110211031) 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, 45459555035 + ... + 45459555056.

It is an arithmetic number, because the mean of its divisors is an integer number (272757330276).

Almost surely, 21000110211001 is an apocalyptic number.

1000110211001 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1000110211001 is a deficient number, since it is larger than the sum of its proper divisors (90919110103).

1000110211001 is an equidigital number, since it uses as much as digits as its factorization.

1000110211001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90919110102.

The product of its (nonzero) digits is 2, while the sum is 8.

Adding to 1000110211001 its reverse (1001120110001), we get a palindrome (2001230321002).

The spelling of 1000110211001 in words is "one trillion, one hundred ten million, two hundred eleven thousand, one".

Divisors: 1 11 90919110091 1000110211001