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123101331032 = 23234714234659
BaseRepresentation
bin111001010100101101…
…0010011111001011000
3102202202010212112212202
41302221122103321120
54004102420043112
6132315120425332
711615365022561
oct1625132237130
9382663775782
10123101331032
1148230546019
121ba36478248
13b7ba88a1a4
145d5b1a9168
1533073b36c2
hex1ca9693e58

123101331032 has 32 divisors (see below), whose sum is σ = 245974924800. Its totient is φ = 57621895584.

The previous prime is 123101330941. The next prime is 123101331091. The reversal of 123101331032 is 230133101321.

It is a junction number, because it is equal to n+sod(n) for n = 123101330995 and 123101331013.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 7108682 + ... + 7125977.

It is an arithmetic number, because the mean of its divisors is an integer number (7686716400).

Almost surely, 2123101331032 is an apocalyptic number.

It is an amenable number.

123101331032 is a deficient number, since it is larger than the sum of its proper divisors (122873593768).

123101331032 is a wasteful number, since it uses less digits than its factorization.

123101331032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14234735 (or 14234731 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 20.

Adding to 123101331032 its reverse (230133101321), we get a palindrome (353234432353).

The spelling of 123101331032 in words is "one hundred twenty-three billion, one hundred one million, three hundred thirty-one thousand, thirty-two".

Divisors: 1 2 4 8 23 46 47 92 94 184 188 376 1081 2162 4324 8648 14234659 28469318 56938636 113877272 327397157 654794314 669028973 1309588628 1338057946 2619177256 2676115892 5352231784 15387666379 30775332758 61550665516 123101331032