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12202202002 = 2191991613621
BaseRepresentation
bin10110101110100111…
…01101001110010010
31011111101121002100111
423113103231032102
5144442230431002
65334451311534
7611245001644
oct132723551622
934441532314
1012202202002
1151a1908a71
1224465ab5aa
1311c6010193
1483a814894
154b63b23d7
hex2d74ed392

12202202002 has 16 divisors (see below), whose sum is σ = 19363464000. Its totient is φ = 5750941680.

The previous prime is 12202201967. The next prime is 12202202017. The reversal of 12202202002 is 20020220221.

It is a super-2 number, since 2×122022020022 (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 799249 + ... + 814372.

It is an arithmetic number, because the mean of its divisors is an integer number (1210216500).

Almost surely, 212202202002 is an apocalyptic number.

12202202002 is a deficient number, since it is larger than the sum of its proper divisors (7161261998).

12202202002 is a wasteful number, since it uses less digits than its factorization.

12202202002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1613841.

The product of its (nonzero) digits is 64, while the sum is 13.

Adding to 12202202002 its reverse (20020220221), we get a palindrome (32222422223).

The spelling of 12202202002 in words is "twelve billion, two hundred two million, two hundred two thousand, two".

Divisors: 1 2 19 38 199 398 3781 7562 1613621 3227242 30658799 61317598 321110579 642221158 6101101001 12202202002