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2312103312101 = 111019901210191
BaseRepresentation
bin100001101001010100000…
…110001011101011100101
322012000221110021211121202
4201221110012023223211
5300340141421441401
64530055434052245
7326021034612542
oct41512406135345
98160843254552
102312103312101
11811615052660
1231412687a085
1313a051a5a9cb
147dc99223bc9
154022301806b
hex21a5418bae5

2312103312101 has 16 divisors (see below), whose sum is σ = 2547537129216. Its totient is φ = 2080881000000.

The previous prime is 2312103312067. The next prime is 2312103312143. The reversal of 2312103312101 is 1012133012132.

It is a happy number.

It is not a de Polignac number, because 2312103312101 - 26 = 2312103312037 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 (2312103312301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10894916 + ... + 11105106.

It is an arithmetic number, because the mean of its divisors is an integer number (159221070576).

Almost surely, 22312103312101 is an apocalyptic number.

It is an amenable number.

2312103312101 is a deficient number, since it is larger than the sum of its proper divisors (235433817115).

2312103312101 is a wasteful number, since it uses less digits than its factorization.

2312103312101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 220204.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 2312103312101 its reverse (1012133012132), we get a palindrome (3324236324233).

The spelling of 2312103312101 in words is "two trillion, three hundred twelve billion, one hundred three million, three hundred twelve thousand, one hundred one".

Divisors: 1 11 101 1111 9901 108911 210191 1000001 2312101 11000011 21229291 233522201 2081101091 22892112001 210191210191 2312103312101