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10202200011001 = 19491752341253
BaseRepresentation
bin1001010001110110001010…
…0000011111000011111001
31100010022122212020002001201
42110131202200133003321
52314123101200323001
633410454225014201
72102041012154455
oct224354240370371
940108585202051
1010202200011001
113283801a32029
121189308184361
135900a91b104b
14273b09491665
1512a5b15d7501
hex9476281f0f9

10202200011001 has 4 divisors (see below), whose sum is σ = 10202252547172. Its totient is φ = 10202147474832.

The previous prime is 10202200010993. The next prime is 10202200011013. The reversal of 10202200011001 is 10011000220201.

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 9773901752976 + 428298258025 = 3126324^2 + 654445^2 .

It is a cyclic number.

It is not a de Polignac number, because 10202200011001 - 23 = 10202200010993 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10202200011041) 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, 25975710 + ... + 26365543.

It is an arithmetic number, because the mean of its divisors is an integer number (2550563136793).

Almost surely, 210202200011001 is an apocalyptic number.

It is an amenable number.

10202200011001 is a deficient number, since it is larger than the sum of its proper divisors (52536171).

10202200011001 is an equidigital number, since it uses as much as digits as its factorization.

10202200011001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52536170.

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 10202200011001 its reverse (10011000220201), we get a palindrome (20213200231202).

The spelling of 10202200011001 in words is "ten trillion, two hundred two billion, two hundred million, eleven thousand, one".

Divisors: 1 194917 52341253 10202200011001