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2011331131113 = 35531121215641
BaseRepresentation
bin11101010001001100101…
…011010111011011101001
321010021121010100221200210
4131101030223113123221
5230423201232143423
64135554234251333
7265212442346523
oct35211453273351
97107533327623
102011331131113
11706000a96357
12285986886b49
1311788ac69595
146d4c5718a13
15374bcb79b93
hex1d44cad76e9

2011331131113 has 8 divisors (see below), whose sum is σ = 2682259726176. Its totient is φ = 1340644978400.

The previous prime is 2011331131111. The next prime is 2011331131169. The reversal of 2011331131113 is 3111311331102.

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 2011331131113 - 21 = 2011331131111 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2011331131113.

It is not an unprimeable number, because it can be changed into a prime (2011331131111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 60591228 + ... + 60624413.

It is an arithmetic number, because the mean of its divisors is an integer number (335282465772).

Almost surely, 22011331131113 is an apocalyptic number.

It is an amenable number.

2011331131113 is a deficient number, since it is larger than the sum of its proper divisors (670928595063).

2011331131113 is a wasteful number, since it uses less digits than its factorization.

2011331131113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121221175.

The product of its (nonzero) digits is 162, while the sum is 21.

Adding to 2011331131113 its reverse (3111311331102), we get a palindrome (5122642462215).

The spelling of 2011331131113 in words is "two trillion, eleven billion, three hundred thirty-one million, one hundred thirty-one thousand, one hundred thirteen".

Divisors: 1 3 5531 16593 121215641 363646923 670443710371 2011331131113