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12133020200 = 235278666443
BaseRepresentation
bin10110100110010111…
…10011001000101000
31011022120102021202112
423103023303020220
5144322023121300
65323540421452
7606444653510
oct132313631050
934276367675
1012133020200
115166856724
1224273a7888
1311b4899bc2
14831566840
154b0298e35
hex2d32f3228

12133020200 has 48 divisors (see below), whose sum is σ = 32239171680. Its totient is φ = 4159892160.

The previous prime is 12133020187. The next prime is 12133020217. The reversal of 12133020200 is 202033121.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4331822 + ... + 4334621.

It is an arithmetic number, because the mean of its divisors is an integer number (671649410).

Almost surely, 212133020200 is an apocalyptic number.

12133020200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12133020200 is an abundant number, since it is smaller than the sum of its proper divisors (20106151480).

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

12133020200 is a wasteful number, since it uses less digits than its factorization.

12133020200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8666466 (or 8666457 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 14.

Adding to 12133020200 its reverse (202033121), we get a palindrome (12335053321).

The spelling of 12133020200 in words is "twelve billion, one hundred thirty-three million, twenty thousand, two hundred".

Divisors: 1 2 4 5 7 8 10 14 20 25 28 35 40 50 56 70 100 140 175 200 280 350 700 1400 8666443 17332886 34665772 43332215 60665101 69331544 86664430 121330202 173328860 216661075 242660404 303325505 346657720 433322150 485320808 606651010 866644300 1213302020 1516627525 1733288600 2426604040 3033255050 6066510100 12133020200