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111302012311 = 7210926177963
BaseRepresentation
bin110011110101000011…
…1011110110110010111
3101122021211101001111021
41213222013132312113
53310421303343221
6123044220222011
711020111331500
oct1475207366627
9348254331437
10111302012311
11432260a2246
12196a299a907
13a65a18aaa9
14555c0a9ba7
152d66584041
hex19ea1ded97

111302012311 has 24 divisors (see below), whose sum is σ = 130727945040. Its totient is φ = 94478493312.

The previous prime is 111302012243. The next prime is 111302012317. The reversal of 111302012311 is 113210203111.

It is a happy number.

It is not a de Polignac number, because 111302012311 - 211 = 111302010263 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111302012317) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 13973416 + ... + 13981378.

It is an arithmetic number, because the mean of its divisors is an integer number (5446997710).

Almost surely, 2111302012311 is an apocalyptic number.

111302012311 is a deficient number, since it is larger than the sum of its proper divisors (19425932729).

111302012311 is a wasteful number, since it uses less digits than its factorization.

111302012311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10703 (or 10696 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 16.

Adding to 111302012311 its reverse (113210203111), we get a palindrome (224512215422).

The spelling of 111302012311 in words is "one hundred eleven billion, three hundred two million, twelve thousand, three hundred eleven".

Divisors: 1 7 49 109 763 2617 5341 7963 18319 55741 128233 285253 390187 867967 1996771 6075769 13977397 20839171 42530383 145874197 1021119379 2271469639 15900287473 111302012311