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12001010111101 = 114967219649873
BaseRepresentation
bin1010111010100011001111…
…1100011101001001111101
31120111021201000210001201201
42232220303330131021331
53033111032042023401
641305104332135501
72346021134554564
oct256506374351175
946437630701651
1012001010111101
113907666384270
121419a62007591
136908c8a5a06b
142d6bcdbdcbdb
1515c29194cb01
hexaea33f1d27d

12001010111101 has 8 divisors (see below), whose sum is σ = 13094646888384. Its totient is φ = 10907812643520.

The previous prime is 12001010111087. The next prime is 12001010111197. The reversal of 12001010111101 is 10111101010021.

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 12001010111101 - 213 = 12001010102909 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 (12001010111401) 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, 109770300 + ... + 109879573.

It is an arithmetic number, because the mean of its divisors is an integer number (1636830861048).

Almost surely, 212001010111101 is an apocalyptic number.

12001010111101 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

12001010111101 is a deficient number, since it is larger than the sum of its proper divisors (1093636777283).

12001010111101 is a wasteful number, since it uses less digits than its factorization.

12001010111101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 219654851.

The product of its (nonzero) digits is 2, while the sum is 10.

Adding to 12001010111101 its reverse (10111101010021), we get a palindrome (22112111121122).

The spelling of 12001010111101 in words is "twelve trillion, one billion, ten million, one hundred eleven thousand, one hundred one".

Divisors: 1 11 4967 54637 219649873 2416148603 1091000919191 12001010111101