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1313451201011 = 23313175811191
BaseRepresentation
bin10011000111001111110…
…010101101000111110011
311122120020200011021010012
4103013033302231013303
5133004422001413021
62443220253325135
7163615355000015
oct23071762550763
94576220137105
101313451201011
11467038a63644
121926801967ab
1396b1cac6691
14477ddc061b5
1524274ca135b
hex131cfcad1f3

1313451201011 has 16 divisors (see below), whose sum is σ = 1419232555008. Its totient is φ = 1211981786400.

The previous prime is 1313451200987. The next prime is 1313451201047. The reversal of 1313451201011 is 1101021543131.

It is a cyclic number.

It is not a de Polignac number, because 1313451201011 - 218 = 1313450938867 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1313451201091) 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, 2679575 + ... + 3131616.

It is an arithmetic number, because the mean of its divisors is an integer number (88702034688).

Almost surely, 21313451201011 is an apocalyptic number.

1313451201011 is a deficient number, since it is larger than the sum of its proper divisors (105781353997).

1313451201011 is a wasteful number, since it uses less digits than its factorization.

1313451201011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5811562.

The product of its (nonzero) digits is 360, while the sum is 23.

Adding to 1313451201011 its reverse (1101021543131), we get a palindrome (2414472744142).

The spelling of 1313451201011 in words is "one trillion, three hundred thirteen billion, four hundred fifty-one million, two hundred one thousand, eleven".

Divisors: 1 23 31 317 713 7291 9827 226021 5811191 133657393 180146921 1842147547 4143379183 42369393581 57106573957 1313451201011