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13311120120123 = 37633862862863
BaseRepresentation
bin1100000110110011110010…
…0101100001100100111011
31202010112022211220012002110
43001230330211201210323
53221042133222320443
644151013312303403
72542460652111240
oct301547445414473
952115284805073
1013311120120123
11427223a318911
1215ab94b241b63
1375730557b157
14340393d855c7
151813bd211233
hexc1b3c96193b

13311120120123 has 8 divisors (see below), whose sum is σ = 20283611611648. Its totient is φ = 7606354354344.

The previous prime is 13311120120061. The next prime is 13311120120149. The reversal of 13311120120123 is 32102102111331.

13311120120123 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 13311120120123 - 28 = 13311120119867 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21), and also a Moran number because the ratio is a prime number: 633862862863 = 13311120120123 / (1 + 3 + 3 + 1 + 1 + 1 + 2 + 0 + 1 + 2 + 0 + 1 + 2 + 3).

It is a self number, because there is not a number n which added to its sum of digits gives 13311120120123.

It is not an unprimeable number, because it can be changed into a prime (13311120125123) 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, 316931431411 + ... + 316931431452.

It is an arithmetic number, because the mean of its divisors is an integer number (2535451451456).

Almost surely, 213311120120123 is an apocalyptic number.

13311120120123 is a deficient number, since it is larger than the sum of its proper divisors (6972491491525).

13311120120123 is an equidigital number, since it uses as much as digits as its factorization.

13311120120123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 633862862873.

The product of its (nonzero) digits is 216, while the sum is 21.

Adding to 13311120120123 its reverse (32102102111331), we get a palindrome (45413222231454).

The spelling of 13311120120123 in words is "thirteen trillion, three hundred eleven billion, one hundred twenty million, one hundred twenty thousand, one hundred twenty-three".

Divisors: 1 3 7 21 633862862863 1901588588589 4437040040041 13311120120123