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1312130331033 = 3191131013201101
BaseRepresentation
bin10011000110000001000…
…011111111000110011001
311122102211121201010010220
4103012001003333012121
5132444220331043113
62442441230430253
7163540545535104
oct23060103770631
94572747633126
101312130331033
11466520401465
12192371962389
139696c262302
144771661173b
15241e8d3c523
hex131810ff199

1312130331033 has 32 divisors (see below), whose sum is σ = 1859726943360. Its totient is φ = 820565222400.

The previous prime is 1312130330947. The next prime is 1312130331037. The reversal of 1312130331033 is 3301330312131.

It is not a de Polignac number, because 1312130331033 - 218 = 1312130068889 is a prime.

It is a super-3 number, since 3×13121303310333 (a number of 37 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1312130330994 and 1312130331012.

It is not an unprimeable number, because it can be changed into a prime (1312130331037) 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 31 ways as a sum of consecutive naturals, for example, 6424183 + ... + 6625283.

It is an arithmetic number, because the mean of its divisors is an integer number (58116466980).

Almost surely, 21312130331033 is an apocalyptic number.

It is an amenable number.

1312130331033 is a deficient number, since it is larger than the sum of its proper divisors (547596612327).

1312130331033 is a wasteful number, since it uses less digits than its factorization.

1312130331033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 202249.

The product of its (nonzero) digits is 1458, while the sum is 24.

Adding to 1312130331033 its reverse (3301330312131), we get a palindrome (4613460643164).

The spelling of 1312130331033 in words is "one trillion, three hundred twelve billion, one hundred thirty million, three hundred thirty-one thousand, thirty-three".

Divisors: 1 3 19 57 113 339 1013 2147 3039 6441 19247 57741 114469 201101 343407 603303 2174911 3820919 6524733 11462757 22724413 68173239 203715313 431763847 611145939 1295291541 3870590947 11611772841 23019830369 69059491107 437376777011 1312130331033