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13122231112322 = 28984217302941
BaseRepresentation
bin1011111011110100000111…
…1011001001001010000010
31201110110202211220101111122
42332331001323021022002
53204443312131043242
643524134133312242
72523023056043423
oct276750173111202
951413684811448
1013122231112322
1141aa11a4045a2
12157b214795682
13742562178497
143351957c764a
1517b515452ad2
hexbef41ec9282

13122231112322 has 8 divisors (see below), whose sum is σ = 19683371272572. Its totient is φ = 6561107354800.

The previous prime is 13122231112303. The next prime is 13122231112357. The reversal of 13122231112322 is 22321113222131.

13122231112322 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 13021856833561 + 100374278761 = 3608581^2 + 316819^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 13122231112291 and 13122231112300.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1854629 + ... + 5448312.

Almost surely, 213122231112322 is an apocalyptic number.

13122231112322 is a deficient number, since it is larger than the sum of its proper divisors (6561140160250).

13122231112322 is an equidigital number, since it uses as much as digits as its factorization.

13122231112322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8201364.

The product of its digits is 1728, while the sum is 26.

Adding to 13122231112322 its reverse (22321113222131), we get a palindrome (35443344334453).

The spelling of 13122231112322 in words is "thirteen trillion, one hundred twenty-two billion, two hundred thirty-one million, one hundred twelve thousand, three hundred twenty-two".

Divisors: 1 2 898421 1796842 7302941 14605882 6561115556161 13122231112322