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12102200403 = 343157597551
BaseRepresentation
bin10110100010101100…
…01110110001010011
31011020102102110221120
423101112032301103
5144241130403103
65320520053323
7605622002046
oct132126166123
934212373846
1012102200403
115150416317
122419004243
1311ab398a37
1482b422c5d
154ac70c253
hex2d158ec53

12102200403 has 16 divisors (see below), whose sum is σ = 16616726016. Its totient is φ = 7830295200.

The previous prime is 12102200399. The next prime is 12102200477. The reversal of 12102200403 is 30400220121.

12102200403 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 12102200403 - 22 = 12102200399 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12102200483) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 278523 + ... + 319028.

It is an arithmetic number, because the mean of its divisors is an integer number (1038545376).

Almost surely, 212102200403 is an apocalyptic number.

12102200403 is a deficient number, since it is larger than the sum of its proper divisors (4514525613).

12102200403 is a wasteful number, since it uses less digits than its factorization.

12102200403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 597754.

The product of its (nonzero) digits is 96, while the sum is 15.

Adding to 12102200403 its reverse (30400220121), we get a palindrome (42502420524).

The spelling of 12102200403 in words is "twelve billion, one hundred two million, two hundred thousand, four hundred three".

Divisors: 1 3 43 129 157 471 6751 20253 597551 1792653 25694693 77084079 93815507 281446521 4034066801 12102200403