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11200231213 = 149148750551
BaseRepresentation
bin10100110111001010…
…11111011100101101
31001220120012200211021
422123211133130231
5140414224344323
65051215454141
7544360252213
oct123345373455
931816180737
1011200231213
114828269536
122206b27351
131096562c62
14783712cb3
1545844205d
hex29b95f72d

11200231213 has 8 divisors (see below), whose sum is σ = 11283206400. Its totient is φ = 11117360400.

The previous prime is 11200231181. The next prime is 11200231243. The reversal of 11200231213 is 31213200211.

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 11200231213 - 25 = 11200231181 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11200231243) 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, 196288 + ... + 246838.

It is an arithmetic number, because the mean of its divisors is an integer number (1410400800).

Almost surely, 211200231213 is an apocalyptic number.

It is an amenable number.

11200231213 is a deficient number, since it is larger than the sum of its proper divisors (82975187).

11200231213 is a wasteful number, since it uses less digits than its factorization.

11200231213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52187.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 11200231213 its reverse (31213200211), we get a palindrome (42413431424).

The spelling of 11200231213 in words is "eleven billion, two hundred million, two hundred thirty-one thousand, two hundred thirteen".

Divisors: 1 149 1487 50551 221563 7532099 75169337 11200231213