Search a number
-
+
1010220112001 = 1968743773453
BaseRepresentation
bin11101011001101011100…
…11111001100010000001
310120120112222100220111202
432230311303321202001
5113022412322041001
62052031054550545
7132662124161642
oct16546563714201
93516488326452
101010220112001
1135a482a0a351
12143954808455
13743567626a9
1436c759056c9
151b428b0296b
hexeb35cf9881

1010220112001 has 8 divisors (see below), whose sum is σ = 1063406435520. Its totient is φ = 957035472912.

The previous prime is 1010220111991. The next prime is 1010220112021. The reversal of 1010220112001 is 1002110220101.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2k-1010220112001 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1010220112021) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 919391 + ... + 1692843.

It is an arithmetic number, because the mean of its divisors is an integer number (132925804440).

Almost surely, 21010220112001 is an apocalyptic number.

It is an amenable number.

1010220112001 is a deficient number, since it is larger than the sum of its proper divisors (53186323519).

1010220112001 is an equidigital number, since it uses as much as digits as its factorization.

1010220112001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 842215.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 1010220112001 its reverse (1002110220101), we get a palindrome (2012330332102).

The spelling of 1010220112001 in words is "one trillion, ten billion, two hundred twenty million, one hundred twelve thousand, one".

Divisors: 1 19 68743 773453 1306117 14695607 53169479579 1010220112001