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13010313020131 = 719436322420789
BaseRepresentation
bin1011110101010011001100…
…0101100000001011100011
31201001202220002021020022001
42331110303011200023203
53201130110113121011
643400504424224431
72511651454001440
oct275246305401343
951052802236261
1013010313020131
114166708581429
12156159b60b117
13734b37481aab
1432d9b998a9c7
15178664c767c1
hexbd5331602e3

13010313020131 has 16 divisors (see below), whose sum is σ = 15655092409600. Its totient is φ = 10562343543648.

The previous prime is 13010313020069. The next prime is 13010313020179. The reversal of 13010313020131 is 13102031301031.

It is a cyclic number.

It is not a de Polignac number, because 13010313020131 - 29 = 13010313019619 is a prime.

It is a super-2 number, since 2×130103130201312 (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a junction number, because it is equal to n+sod(n) for n = 13010313020099 and 13010313020108.

It is not an unprimeable number, because it can be changed into a prime (13010313000131) 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, 10630116 + ... + 11790673.

It is an arithmetic number, because the mean of its divisors is an integer number (978443275600).

Almost surely, 213010313020131 is an apocalyptic number.

13010313020131 is a deficient number, since it is larger than the sum of its proper divisors (2644779389469).

13010313020131 is a wasteful number, since it uses less digits than its factorization.

13010313020131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22425178.

The product of its (nonzero) digits is 162, while the sum is 19.

Adding to 13010313020131 its reverse (13102031301031), we get a palindrome (26112344321162).

The spelling of 13010313020131 in words is "thirteen trillion, ten billion, three hundred thirteen million, twenty thousand, one hundred thirty-one".

Divisors: 1 7 19 133 4363 30541 82897 580279 22420789 156945523 425994991 2981964937 97821902407 684753316849 1858616145733 13010313020131