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12020323330302 = 237493915794541
BaseRepresentation
bin1010111011101011001100…
…0110100010100011111110
31120120010120000000020211120
42232322303012202203332
53033420110233032202
641322021005331410
72350303550325240
oct256726306424376
946503500006746
1012020323330302
113914877172751
121421751b66b66
13692686073511
142d7b02bcc090
1515ca222580bc
hexaeeb31a28fe

12020323330302 has 32 divisors (see below), whose sum is σ = 27475585772544. Its totient is φ = 3434307967200.

The previous prime is 12020323330259. The next prime is 12020323330313. The reversal of 12020323330302 is 20303332302021.

It is a super-2 number, since 2×120203233303022 (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 822849 + ... + 4971692.

It is an arithmetic number, because the mean of its divisors is an integer number (858612055392).

Almost surely, 212020323330302 is an apocalyptic number.

12020323330302 is an abundant number, since it is smaller than the sum of its proper divisors (15455262442242).

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

12020323330302 is a wasteful number, since it uses less digits than its factorization.

12020323330302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5843944.

The product of its (nonzero) digits is 3888, while the sum is 24.

Adding to 12020323330302 its reverse (20303332302021), we get a palindrome (32323655632323).

The spelling of 12020323330302 in words is "twelve trillion, twenty billion, three hundred twenty-three million, three hundred thirty thousand, three hundred two".

Divisors: 1 2 3 6 7 14 21 42 49391 98782 148173 296346 345737 691474 1037211 2074422 5794541 11589082 17383623 34767246 40561787 81123574 121685361 243370722 286198174531 572396349062 858594523593 1717189047186 2003387221717 4006774443434 6010161665151 12020323330302