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12202001200 = 245230505003
BaseRepresentation
bin10110101110100101…
…11100001100110000
31011111101012212220101
423113102330030300
5144442203014300
65334443122144
7611243204344
oct132722741460
934441185811
1012202001200
1151a1791114
122446513354
1311c5c6c96c
1483a7a1624
154b6372b6a
hex2d74bc330

12202001200 has 30 divisors (see below), whose sum is σ = 29315308844. Its totient is φ = 4880800320.

The previous prime is 12202001197. The next prime is 12202001237. The reversal of 12202001200 is 210020221.

12202001200 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 15252102 + ... + 15252901.

Almost surely, 212202001200 is an apocalyptic number.

12202001200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12202001200 is an abundant number, since it is smaller than the sum of its proper divisors (17113307644).

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

12202001200 is a wasteful number, since it uses less digits than its factorization.

12202001200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30505021 (or 30505010 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 10.

Adding to 12202001200 its reverse (210020221), we get a palindrome (12412021421).

The spelling of 12202001200 in words is "twelve billion, two hundred two million, one thousand, two hundred".

Divisors: 1 2 4 5 8 10 16 20 25 40 50 80 100 200 400 30505003 61010006 122020012 152525015 244040024 305050030 488080048 610100060 762625075 1220200120 1525250150 2440400240 3050500300 6101000600 12202001200