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11030566201 = 82349133949
BaseRepresentation
bin10100100010111100…
…10001010100111001
31001110201221211011221
422101132101110321
5140042311104301
65022315152041
7540230160064
oct122136212471
931421854157
1011030566201
114750515716
12217a145621
13106a36a265
14768d898db
154485cada1
hex291791539

11030566201 has 4 divisors (see below), whose sum is σ = 11030782500. Its totient is φ = 11030349904.

The previous prime is 11030566199. The next prime is 11030566279. The reversal of 11030566201 is 10266503011.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 10266503011 = 44512306561.

It can be written as a sum of positive squares in 2 ways, for example, as 7652050576 + 3378515625 = 87476^2 + 58125^2 .

It is a cyclic number.

It is not a de Polignac number, because 11030566201 - 21 = 11030566199 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11030566301) 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, 15375 + ... + 149323.

It is an arithmetic number, because the mean of its divisors is an integer number (2757695625).

Almost surely, 211030566201 is an apocalyptic number.

It is an amenable number.

11030566201 is a deficient number, since it is larger than the sum of its proper divisors (216299).

11030566201 is an equidigital number, since it uses as much as digits as its factorization.

11030566201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 216298.

The product of its (nonzero) digits is 1080, while the sum is 25.

The spelling of 11030566201 in words is "eleven billion, thirty million, five hundred sixty-six thousand, two hundred one".

Divisors: 1 82349 133949 11030566201