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11002201205 = 57330143017
BaseRepresentation
bin10100011111100100…
…00100010001110101
31001101202120201201112
422033302010101311
5140013030414310
65015423204405
7536434111232
oct121762042165
931352521645
1011002201205
114736501676
122170746705
131064518538
147652c4789
15445d76705
hex28fc84475

11002201205 has 8 divisors (see below), whose sum is σ = 13383499992. Its totient is φ = 8681188608.

The previous prime is 11002201183. The next prime is 11002201207. The reversal of 11002201205 is 50210220011.

It can be written as a sum of positive squares in 4 ways, for example, as 749828689 + 10252372516 = 27383^2 + 101254^2 .

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-11002201205 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11002201205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11002201207) 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, 15071144 + ... + 15071873.

It is an arithmetic number, because the mean of its divisors is an integer number (1672937499).

Almost surely, 211002201205 is an apocalyptic number.

It is an amenable number.

11002201205 is a deficient number, since it is larger than the sum of its proper divisors (2381298787).

11002201205 is an equidigital number, since it uses as much as digits as its factorization.

11002201205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30143095.

The product of its (nonzero) digits is 40, while the sum is 14.

Adding to 11002201205 its reverse (50210220011), we get a palindrome (61212421216).

The spelling of 11002201205 in words is "eleven billion, two million, two hundred one thousand, two hundred five".

Divisors: 1 5 73 365 30143017 150715085 2200440241 11002201205