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11200012001 = 691123713103
BaseRepresentation
bin10100110111001001…
…01001111011100001
31001220112210120010022
422123210221323201
5140414200341001
65051211043225
7544355350133
oct123344517341
931815716108
1011200012001
114828129872
122206a40515
1310964b7249
14783697053
154583ec11b
hex29b929ee1

11200012001 has 8 divisors (see below), whose sum is σ = 11226144384. Its totient is φ = 11173909680.

The previous prime is 11200011973. The next prime is 11200012027. The reversal of 11200012001 is 10021000211.

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

It is a cyclic number.

It is not a de Polignac number, because 11200012001 - 214 = 11199995617 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 11200012001.

It is not an unprimeable number, because it can be changed into a prime (11200012601) 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, 848216 + ... + 861318.

It is an arithmetic number, because the mean of its divisors is an integer number (1403268048).

Almost surely, 211200012001 is an apocalyptic number.

It is an amenable number.

11200012001 is a deficient number, since it is larger than the sum of its proper divisors (26132383).

11200012001 is a wasteful number, since it uses less digits than its factorization.

11200012001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15031.

The product of its (nonzero) digits is 4, while the sum is 8.

Adding to 11200012001 its reverse (10021000211), we get a palindrome (21221012212).

The spelling of 11200012001 in words is "eleven billion, two hundred million, twelve thousand, one".

Divisors: 1 691 1237 13103 854767 9054173 16208411 11200012001