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12013301311 = 111764242253
BaseRepresentation
bin10110011000000110…
…00110111000111111
31011000020010221022121
423030003012320333
5144100401120221
65304022423411
7603462243034
oct131403067077
934006127277
1012013301311
1151052170a0
1223b3291b67
131195b40c1b
1481d6c138b
154a49eba41
hex2cc0c6e3f

12013301311 has 8 divisors (see below), whose sum is σ = 13876326864. Its totient is φ = 10278760320.

The previous prime is 12013301273. The next prime is 12013301329. The reversal of 12013301311 is 11310331021.

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

It is not a de Polignac number, because 12013301311 - 213 = 12013293119 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12013301341) 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, 32120940 + ... + 32121313.

It is an arithmetic number, because the mean of its divisors is an integer number (1734540858).

Almost surely, 212013301311 is an apocalyptic number.

12013301311 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

12013301311 is a deficient number, since it is larger than the sum of its proper divisors (1863025553).

12013301311 is a wasteful number, since it uses less digits than its factorization.

12013301311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64242281.

The product of its (nonzero) digits is 54, while the sum is 16.

Adding to 12013301311 its reverse (11310331021), we get a palindrome (23323632332).

The spelling of 12013301311 in words is "twelve billion, thirteen million, three hundred one thousand, three hundred eleven".

Divisors: 1 11 17 187 64242253 706664783 1092118301 12013301311