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12230312113230 = 235537692020197
BaseRepresentation
bin1011000111111001011101…
…1010001011010001001110
31121022012120110221200112020
42301332113122023101032
53100340134400110410
642002310001551010
72401416351455331
oct261762732132116
947265513850466
1012230312113230
113995934387352
121456396945466
136a940c953323
14303d43752618
151632125c1a70
hexb1f9768b44e

12230312113230 has 32 divisors (see below), whose sum is σ = 29906574529824. Its totient is φ = 3199880401536.

The previous prime is 12230312113211. The next prime is 12230312113237. The reversal of 12230312113230 is 3231121303221.

It is a self number, because there is not a number n which added to its sum of digits gives 12230312113230.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12230312113237) 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, 3846008509 + ... + 3846011688.

It is an arithmetic number, because the mean of its divisors is an integer number (934580454057).

Almost surely, 212230312113230 is an apocalyptic number.

12230312113230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12230312113230 is an abundant number, since it is smaller than the sum of its proper divisors (17676262416594).

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

12230312113230 is a wasteful number, since it uses less digits than its factorization.

12230312113230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7692020260.

The product of its (nonzero) digits is 1296, while the sum is 24.

Adding to 12230312113230 its reverse (3231121303221), we get a palindrome (15461433416451).

The spelling of 12230312113230 in words is "twelve trillion, two hundred thirty billion, three hundred twelve million, one hundred thirteen thousand, two hundred thirty".

Divisors: 1 2 3 5 6 10 15 30 53 106 159 265 318 530 795 1590 7692020197 15384040394 23076060591 38460100985 46152121182 76920201970 115380302955 230760605910 407677070441 815354140882 1223031211323 2038385352205 2446062422646 4076770704410 6115156056615 12230312113230