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12013202000 = 24536006601
BaseRepresentation
bin10110011000000101…
…01110101001010000
31011000012221220002102
423030002232221100
5144100334431000
65304020335532
7603461350352
oct131402565120
934005856072
1012013202000
115105159518
1223b32445a8
131195b07967
1481d6970d2
154a49cc3d5
hex2cc0aea50

12013202000 has 40 divisors (see below), whose sum is σ = 29047927272. Its totient is φ = 4805280000.

The previous prime is 12013201969. The next prime is 12013202011. The reversal of 12013202000 is 20231021.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 454371856 + 11558830144 = 21316^2 + 107512^2 .

It is a tau number, because it is divible by the number of its divisors (40).

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, 3001301 + ... + 3005300.

Almost surely, 212013202000 is an apocalyptic number.

12013202000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12013202000 is an abundant number, since it is smaller than the sum of its proper divisors (17034725272).

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

12013202000 is an equidigital number, since it uses as much as digits as its factorization.

12013202000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6006624 (or 6006608 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 11.

Adding to 12013202000 its reverse (20231021), we get a palindrome (12033433021).

The spelling of 12013202000 in words is "twelve billion, thirteen million, two hundred two thousand".

Divisors: 1 2 4 5 8 10 16 20 25 40 50 80 100 125 200 250 400 500 1000 2000 6006601 12013202 24026404 30033005 48052808 60066010 96105616 120132020 150165025 240264040 300330050 480528080 600660100 750825125 1201320200 1501650250 2402640400 3003300500 6006601000 12013202000