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12201112002 = 232033518667
BaseRepresentation
bin10110101110011111…
…00011000111000010
31011111022112201011010
423113033203013002
5144441441041002
65334412101350
7611232512052
oct132717430702
934438481133
1012201112002
1151a1234042
122446164856
1311c5a1b001
1483a60d562
154b624946c
hex2d73e31c2

12201112002 has 8 divisors (see below), whose sum is σ = 24402224016. Its totient is φ = 4067037332.

The previous prime is 12201111997. The next prime is 12201112019. The reversal of 12201112002 is 20021110221.

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

12201112002 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1016759328 + ... + 1016759339.

It is an arithmetic number, because the mean of its divisors is an integer number (3050278002).

Almost surely, 212201112002 is an apocalyptic number.

12201112002 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.

12201112002 is a wasteful number, since it uses less digits than its factorization.

12201112002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2033518672.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 12201112002 its reverse (20021110221), we get a palindrome (32222222223).

The spelling of 12201112002 in words is "twelve billion, two hundred one million, one hundred twelve thousand, two".

Divisors: 1 2 3 6 2033518667 4067037334 6100556001 12201112002