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11302212100 = 2252113022121
BaseRepresentation
bin10101000011010101…
…00001001000000100
31002011200002212022011
422201222201020010
5141121331241400
65105301344004
7550036134454
oct124152411004
932150085264
1011302212100
11487a893263
122235108004
1310b171b28a
1479309bd64
154623888ba
hex2a1aa1204

11302212100 has 18 divisors (see below), whose sum is σ = 24525800474. Its totient is φ = 4520884800.

The previous prime is 11302212013. The next prime is 11302212107. The reversal of 11302212100 is 121220311.

It can be written as a sum of positive squares in 3 ways, for example, as 829555204 + 10472656896 = 28802^2 + 102336^2 .

It is not an unprimeable number, because it can be changed into a prime (11302212107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 56510961 + ... + 56511160.

Almost surely, 211302212100 is an apocalyptic number.

11302212100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11302212100 is an abundant number, since it is smaller than the sum of its proper divisors (13223588374).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11302212100 is a wasteful number, since it uses less digits than its factorization.

11302212100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113022135 (or 113022128 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 13.

Adding to 11302212100 its reverse (121220311), we get a palindrome (11423432411).

The spelling of 11302212100 in words is "eleven billion, three hundred two million, two hundred twelve thousand, one hundred".

Divisors: 1 2 4 5 10 20 25 50 100 113022121 226044242 452088484 565110605 1130221210 2260442420 2825553025 5651106050 11302212100