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2012101101101 = 71323992514649
BaseRepresentation
bin11101010001111010100…
…100100100011000101101
321010100120210012110221202
4131101322210210120231
5230431240340213401
64140202501335245
7265240512111140
oct35217244443055
97110523173852
102012101101101
11706366686193
12285b60707525
13117981636920
146d559aa8057
153751556e06b
hex1d47a92462d

2012101101101 has 16 divisors (see below), whose sum is σ = 2486793792000. Its totient is φ = 1585331008128.

The previous prime is 2012101101079. The next prime is 2012101101113. The reversal of 2012101101101 is 1011011012102.

It is not a de Polignac number, because 2012101101101 - 230 = 2011027359277 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2012101101401) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 46235576 + ... + 46279073.

It is an arithmetic number, because the mean of its divisors is an integer number (155424612000).

Almost surely, 22012101101101 is an apocalyptic number.

It is an amenable number.

2012101101101 is a deficient number, since it is larger than the sum of its proper divisors (474692690899).

2012101101101 is a wasteful number, since it uses less digits than its factorization.

2012101101101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92514908.

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 2012101101101 its reverse (1011011012102), we get a palindrome (3023112113203).

The spelling of 2012101101101 in words is "two trillion, twelve billion, one hundred one million, one hundred one thousand, one hundred one".

Divisors: 1 7 13 91 239 1673 3107 21749 92514649 647602543 1202690437 8418833059 22111001111 154777007777 287443014443 2012101101101