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2012303100311 = 71109259217197
BaseRepresentation
bin11101010010000110100…
…111001000100110010111
321010101002212022002202222
4131102012213020212113
5230432144043202221
64140234515052555
7265245514063130
oct35220647104627
97111085262688
102012303100311
1170645a704189
12285bb82a115b
131179b4440b9a
146d57884ac87
15375281709ab
hex1d4869c8997

2012303100311 has 8 divisors (see below), whose sum is σ = 2301848718240. Its totient is φ = 1723275919008.

The previous prime is 2012303100293. The next prime is 2012303100391. The reversal of 2012303100311 is 1130013032102.

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

It is a de Polignac number, because none of the positive numbers 2k-2012303100311 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2012303100311.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2012303100391) 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, 129600836 + ... + 129616361.

It is an arithmetic number, because the mean of its divisors is an integer number (287731089780).

Almost surely, 22012303100311 is an apocalyptic number.

2012303100311 is a deficient number, since it is larger than the sum of its proper divisors (289545617929).

2012303100311 is a wasteful number, since it uses less digits than its factorization.

2012303100311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 259218313.

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 2012303100311 its reverse (1130013032102), we get a palindrome (3142316132413).

The spelling of 2012303100311 in words is "two trillion, twelve billion, three hundred three million, one hundred thousand, three hundred eleven".

Divisors: 1 7 1109 7763 259217197 1814520379 287471871473 2012303100311