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13122223101133 = 371492380232741
BaseRepresentation
bin1011111011110100000101…
…1100100101010011001101
31201110110202021211101012221
42332331001130211103031
53204443303103214013
643524133245455341
72523022630666246
oct276750134452315
951413667741187
1013122223101133
1141aa115932683
12157b211b71551
13742560601c33
143351946ddccd
1517b5148be08d
hexbef417254cd

13122223101133 has 8 divisors (see below), whose sum is σ = 13567326629400. Its totient is φ = 12681880038720.

The previous prime is 13122223101079. The next prime is 13122223101157. The reversal of 13122223101133 is 33110132222131.

It can be written as a sum of positive squares in 4 ways, for example, as 6144241222564 + 6977981878569 = 2478758^2 + 2641587^2 .

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

It is not a de Polignac number, because 13122223101133 - 221 = 13122221003981 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13122223101098 and 13122223101107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13122223102133) 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, 1190110858 + ... + 1190121883.

It is an arithmetic number, because the mean of its divisors is an integer number (1695915828675).

Almost surely, 213122223101133 is an apocalyptic number.

It is an amenable number.

13122223101133 is a deficient number, since it is larger than the sum of its proper divisors (445103528267).

13122223101133 is a wasteful number, since it uses less digits than its factorization.

13122223101133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2380232927.

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

Adding to 13122223101133 its reverse (33110132222131), we get a palindrome (46232355323264).

The spelling of 13122223101133 in words is "thirteen trillion, one hundred twenty-two billion, two hundred twenty-three million, one hundred one thousand, one hundred thirty-three".

Divisors: 1 37 149 5513 2380232741 88068611417 354654678409 13122223101133