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12202226623 = 53331695561
BaseRepresentation
bin10110101110100111…
…10011001110111111
31011111101122100010101
423113103303032333
5144442232222443
65334452021531
7611245133506
oct132723631677
934441570111
1012202226623
1151a1925514
1224466018a7
1311c601b452
1483a81d83d
154b63b984d
hex2d74f33bf

12202226623 has 8 divisors (see below), whose sum is σ = 12470035536. Its totient is φ = 11935809600.

The previous prime is 12202226611. The next prime is 12202226627. The reversal of 12202226623 is 32662220221.

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

It is a cyclic number.

It is not a de Polignac number, because 12202226623 - 25 = 12202226591 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12202226591 and 12202226600.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12202226627) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 330238 + ... + 365323.

It is an arithmetic number, because the mean of its divisors is an integer number (1558754442).

Almost surely, 212202226623 is an apocalyptic number.

12202226623 is a deficient number, since it is larger than the sum of its proper divisors (267808913).

12202226623 is an equidigital number, since it uses as much as digits as its factorization.

12202226623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 695945.

The product of its (nonzero) digits is 6912, while the sum is 28.

Adding to 12202226623 its reverse (32662220221), we get a palindrome (44864446844).

The spelling of 12202226623 in words is "twelve billion, two hundred two million, two hundred twenty-six thousand, six hundred twenty-three".

Divisors: 1 53 331 17543 695561 36864733 230230691 12202226623