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131311312102133 = 1071776016909919
BaseRepresentation
bin11101110110110101001100…
…000111001110001011110101
3122012221020110010002001212122
4131312311030013032023311
5114202401031344232013
61143135330051125325
736441633503521562
oct3566651407161365
9565836403061778
10131311312102133
11389268a6448159
12128890188a3845
1358367b0151387
14245d703c5b869
15102aa9665ca08
hex776d4c1ce2f5

131311312102133 has 8 divisors (see below), whose sum is σ = 132539286078720. Its totient is φ = 130083352300800.

The previous prime is 131311312102051. The next prime is 131311312102199. The reversal of 131311312102133 is 331201213113131.

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 131311312102133 - 28 = 131311312101877 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 (131311312105133) 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, 15548348 + ... + 22458266.

It is an arithmetic number, because the mean of its divisors is an integer number (16567410759840).

Almost surely, 2131311312102133 is an apocalyptic number.

It is an amenable number.

131311312102133 is a deficient number, since it is larger than the sum of its proper divisors (1227973976587).

131311312102133 is a wasteful number, since it uses less digits than its factorization.

131311312102133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7087627.

The product of its (nonzero) digits is 972, while the sum is 26.

Adding to 131311312102133 its reverse (331201213113131), we get a palindrome (462512525215264).

The spelling of 131311312102133 in words is "one hundred thirty-one trillion, three hundred eleven billion, three hundred twelve million, one hundred two thousand, one hundred thirty-three".

Divisors: 1 107 177601 6909919 19003307 739361333 1227208524319 131311312102133