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11200200101 = 20117556753
BaseRepresentation
bin10100110111001010…
…10111110110100101
31001220120011010010222
422123211113312211
5140414222400401
65051215054125
7544360062416
oct123345276645
931816133128
1011200200101
114828248122
122206b11345
131096551a4c
1478370580d
15458437c1b
hex29b957da5

11200200101 has 4 divisors (see below), whose sum is σ = 11200776972. Its totient is φ = 11199623232.

The previous prime is 11200200097. The next prime is 11200200103. The reversal of 11200200101 is 10100200211.

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 5705536225 + 5494663876 = 75535^2 + 74126^2 .

It is a cyclic number.

It is not a de Polignac number, because 11200200101 - 22 = 11200200097 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11200200103) 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, 258260 + ... + 298493.

It is an arithmetic number, because the mean of its divisors is an integer number (2800194243).

Almost surely, 211200200101 is an apocalyptic number.

It is an amenable number.

11200200101 is a deficient number, since it is larger than the sum of its proper divisors (576871).

11200200101 is an equidigital number, since it uses as much as digits as its factorization.

11200200101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 576870.

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

Adding to 11200200101 its reverse (10100200211), we get a palindrome (21300400312).

The spelling of 11200200101 in words is "eleven billion, two hundred million, two hundred thousand, one hundred one".

Divisors: 1 20117 556753 11200200101