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12302134103 = 78521206249
BaseRepresentation
bin10110111010100001…
…11010101101010111
31011202100122011102102
423131100322231113
5200143321242403
65352421232315
7613600262120
oct133520725527
934670564372
1012302134103
115243263486
122473b6269b
13121092babc
14849bc9047
154c0051b88
hex2dd43ab57

12302134103 has 8 divisors (see below), whose sum is σ = 14061300000. Its totient is φ = 10543397760.

The previous prime is 12302134067. The next prime is 12302134111. The reversal of 12302134103 is 30143120321.

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

It is not a de Polignac number, because 12302134103 - 224 = 12285356887 is a prime.

It is a super-2 number, since 2×123021341032 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12302136103) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43478 + ... + 162771.

It is an arithmetic number, because the mean of its divisors is an integer number (1757662500).

Almost surely, 212302134103 is an apocalyptic number.

12302134103 is a deficient number, since it is larger than the sum of its proper divisors (1759165897).

12302134103 is an equidigital number, since it uses as much as digits as its factorization.

12302134103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 214777.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 12302134103 its reverse (30143120321), we get a palindrome (42445254424).

The spelling of 12302134103 in words is "twelve billion, three hundred two million, one hundred thirty-four thousand, one hundred three".

Divisors: 1 7 8521 59647 206249 1443743 1757447729 12302134103