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12703601121 = 34234533707
BaseRepresentation
bin10111101010011000…
…11001000111100001
31012210100001210122020
423311030121013201
5202004110213441
65500322132053
7626543553651
oct136514310741
935710053566
1012703601121
115429940602
1225664b1029
131275b65053
14887252361
154e5404e66
hex2f53191e1

12703601121 has 4 divisors (see below), whose sum is σ = 16938134832. Its totient is φ = 8469067412.

The previous prime is 12703601117. The next prime is 12703601123. The reversal of 12703601121 is 12110630721.

12703601121 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 12703601121 - 22 = 12703601117 is a prime.

It is a super-2 number, since 2×127036011212 (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12703601091 and 12703601100.

It is not an unprimeable number, because it can be changed into a prime (12703601123) 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, 2117266851 + ... + 2117266856.

It is an arithmetic number, because the mean of its divisors is an integer number (4234533708).

Almost surely, 212703601121 is an apocalyptic number.

It is an amenable number.

12703601121 is a deficient number, since it is larger than the sum of its proper divisors (4234533711).

12703601121 is an equidigital number, since it uses as much as digits as its factorization.

12703601121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4234533710.

The product of its (nonzero) digits is 504, while the sum is 24.

The spelling of 12703601121 in words is "twelve billion, seven hundred three million, six hundred one thousand, one hundred twenty-one".

Divisors: 1 3 4234533707 12703601121