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11230122313 = 297928317321
BaseRepresentation
bin10100111010101111…
…00001000101001001
31001222122110022201001
422131113201011021
5140444402403223
65054204255001
7545202315244
oct123527410511
931878408631
1011230122313
114843125123
122214b41461
13109c7ca4b7
1478769425b
1545ad989ad
hex29d5e1149

11230122313 has 16 divisors (see below), whose sum is σ = 11806675200. Its totient is φ = 10667180160.

The previous prime is 11230122307. The next prime is 11230122317. The reversal of 11230122313 is 31322103211.

It is a cyclic number.

It is not a de Polignac number, because 11230122313 - 225 = 11196567881 is a prime.

It is a super-2 number, since 2×112301223132 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11230122317) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 639693 + ... + 657013.

It is an arithmetic number, because the mean of its divisors is an integer number (737917200).

Almost surely, 211230122313 is an apocalyptic number.

It is an amenable number.

11230122313 is a deficient number, since it is larger than the sum of its proper divisors (576552887).

11230122313 is a wasteful number, since it uses less digits than its factorization.

11230122313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17712.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 11230122313 its reverse (31322103211), we get a palindrome (42552225524).

The spelling of 11230122313 in words is "eleven billion, two hundred thirty million, one hundred twenty-two thousand, three hundred thirteen".

Divisors: 1 29 79 283 2291 8207 17321 22357 502309 648353 1368359 4901843 39682411 142153447 387245597 11230122313