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12200002242 = 232033333707
BaseRepresentation
bin10110101110010110…
…10100001011000010
31011111020110022211220
423113023110023002
5144441200032432
65334332215510
7611220210441
oct132713241302
934436408756
1012200002242
1151a064628a
12244590a596
1311c571cb4c
1483a400d58
154b60ca72c
hex2d72d42c2

12200002242 has 8 divisors (see below), whose sum is σ = 24400004496. Its totient is φ = 4066667412.

The previous prime is 12200002237. The next prime is 12200002249. The reversal of 12200002242 is 24220000221.

It is a sphenic number, since it is the product of 3 distinct primes.

12200002242 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (12200002249) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1016666848 + ... + 1016666859.

It is an arithmetic number, because the mean of its divisors is an integer number (3050000562).

Almost surely, 212200002242 is an apocalyptic number.

12200002242 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

12200002242 is a wasteful number, since it uses less digits than its factorization.

12200002242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2033333712.

The product of its (nonzero) digits is 128, while the sum is 15.

Adding to 12200002242 its reverse (24220000221), we get a palindrome (36420002463).

The spelling of 12200002242 in words is "twelve billion, two hundred million, two thousand, two hundred forty-two".

Divisors: 1 2 3 6 2033333707 4066667414 6100001121 12200002242