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12303203111102 = 237916231138669
BaseRepresentation
bin1011001100001001000000…
…0011010001000010111110
31121120011201101020000221002
42303002100003101002332
53103033424444023402
642100002525010302
72406606561643241
oct263022003210276
947504641200832
1012303203111102
113a13839459962
1214685399b3992
136b32580090b7
1430769a2b9258
1516507b8e4602
hexb30900d10be

12303203111102 has 8 divisors (see below), whose sum is σ = 18503498083800. Its totient is φ = 6135370416504.

The previous prime is 12303203111029. The next prime is 12303203111107. The reversal of 12303203111102 is 20111130230321.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12303203111107) 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 3 ways as a sum of consecutive naturals, for example, 8115568577 + ... + 8115570092.

It is an arithmetic number, because the mean of its divisors is an integer number (2312937260475).

Almost surely, 212303203111102 is an apocalyptic number.

12303203111102 is a deficient number, since it is larger than the sum of its proper divisors (6200294972698).

12303203111102 is a wasteful number, since it uses less digits than its factorization.

12303203111102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16231139050.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 12303203111102 its reverse (20111130230321), we get a palindrome (32414333341423).

The spelling of 12303203111102 in words is "twelve trillion, three hundred three billion, two hundred three million, one hundred eleven thousand, one hundred two".

Divisors: 1 2 379 758 16231138669 32462277338 6151601555551 12303203111102