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12202120002 = 238324502249
BaseRepresentation
bin10110101110100110…
…11001001101000010
31011111101102220212110
423113103121031002
5144442220320002
65334445440150
7611244210612
oct132723311502
934441386773
1012202120002
1151a18623a6
122446570056
1311c5cb1a67
1483a7d2a42
154b6397e6c
hex2d74d9342

12202120002 has 16 divisors (see below), whose sum is σ = 24698268000. Its totient is φ = 4018368672.

The previous prime is 12202119997. The next prime is 12202120013. The reversal of 12202120002 is 20002120221.

12202120002 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 12202120002.

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 7 ways as a sum of consecutive naturals, for example, 12250627 + ... + 12251622.

It is an arithmetic number, because the mean of its divisors is an integer number (1543641750).

Almost surely, 212202120002 is an apocalyptic number.

12202120002 is an abundant number, since it is smaller than the sum of its proper divisors (12496147998).

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

12202120002 is a wasteful number, since it uses less digits than its factorization.

12202120002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24502337.

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 12202120002 its reverse (20002120221), we get a palindrome (32204240223).

The spelling of 12202120002 in words is "twelve billion, two hundred two million, one hundred twenty thousand, two".

Divisors: 1 2 3 6 83 166 249 498 24502249 49004498 73506747 147013494 2033686667 4067373334 6101060001 12202120002