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13122210131233 = 723477872203477
BaseRepresentation
bin1011111011110100000010…
…1011000110110100100001
31201110110201101102102212021
42332331000223012310201
53204443241243144413
643524132103501441
72523022412520160
oct276750053066441
951413641372767
1013122210131233
1141aa109584155
12157b209757881
1374255aa10638
14335192ac53d7
1517b5136ab18d
hexbef40ac6d21

13122210131233 has 32 divisors (see below), whose sum is σ = 16002115559424. Its totient is φ = 10516291929792.

The previous prime is 13122210131221. The next prime is 13122210131267. The reversal of 13122210131233 is 33213101222131.

13122210131233 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 13122210131233 - 225 = 13122176576801 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13122210131198 and 13122210131207.

It is not an unprimeable number, because it can be changed into a prime (13122210131273) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4853491 + ... + 7056967.

It is an arithmetic number, because the mean of its divisors is an integer number (500066111232).

Almost surely, 213122210131233 is an apocalyptic number.

It is an amenable number.

13122210131233 is a deficient number, since it is larger than the sum of its proper divisors (2879905428191).

13122210131233 is a wasteful number, since it uses less digits than its factorization.

13122210131233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2204341.

The product of its (nonzero) digits is 1296, while the sum is 25.

Adding to 13122210131233 its reverse (33213101222131), we get a palindrome (46335311353364).

The spelling of 13122210131233 in words is "thirteen trillion, one hundred twenty-two billion, two hundred ten million, one hundred thirty-one thousand, two hundred thirty-three".

Divisors: 1 7 23 47 161 329 787 1081 5509 7567 18101 36989 126707 258923 850747 2203477 5955229 15424339 50679971 103563419 354759797 724943933 1734136399 2381958637 12138954793 16673710459 39885137177 81504410753 279195960239 570530875271 1874601447319 13122210131233