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12240334230 = 235408011141
BaseRepresentation
bin10110110011001010…
…01010110110010110
31011121001100101221020
423121211022312112
5200032011143410
65342332502010
7612220060425
oct133145126626
934531311836
1012240334230
115211393303
12245731a906
131200ba1827
148418dd2bc
154b98e5a70
hex2d994ad96

12240334230 has 16 divisors (see below), whose sum is σ = 29376802224. Its totient is φ = 3264089120.

The previous prime is 12240334219. The next prime is 12240334243. The reversal of 12240334230 is 3243304221.

It is a self number, because there is not a number n which added to its sum of digits gives 12240334230.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 204005541 + ... + 204005600.

It is an arithmetic number, because the mean of its divisors is an integer number (1836050139).

Almost surely, 212240334230 is an apocalyptic number.

12240334230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12240334230 is an abundant number, since it is smaller than the sum of its proper divisors (17136467994).

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

12240334230 is a wasteful number, since it uses less digits than its factorization.

12240334230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 408011151.

The product of its (nonzero) digits is 3456, while the sum is 24.

Adding to 12240334230 its reverse (3243304221), we get a palindrome (15483638451).

The spelling of 12240334230 in words is "twelve billion, two hundred forty million, three hundred thirty-four thousand, two hundred thirty".

Divisors: 1 2 3 5 6 10 15 30 408011141 816022282 1224033423 2040055705 2448066846 4080111410 6120167115 12240334230