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13122212030101 = 115453911365759
BaseRepresentation
bin1011111011110100000011…
…0010010110011010010101
31201110110201111222220121201
42332331000302112122111
53204443242234430401
643524132212312501
72523022434616216
oct276750062263225
951413644886551
1013122212030101
1141aa10a660869
12157b20a312731
1374255b226a25
1433519305b40d
1517b513933b01
hexbef40c96695

13122212030101 has 4 divisors (see below), whose sum is σ = 13122224550400. Its totient is φ = 13122199509804.

The previous prime is 13122212030089. The next prime is 13122212030197. The reversal of 13122212030101 is 10103021222131.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 13122212030101 - 215 = 13122211997333 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13122212030701) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4528341 + ... + 6837418.

It is an arithmetic number, because the mean of its divisors is an integer number (3280556137600).

Almost surely, 213122212030101 is an apocalyptic number.

It is an amenable number.

13122212030101 is a deficient number, since it is larger than the sum of its proper divisors (12520299).

13122212030101 is a wasteful number, since it uses less digits than its factorization.

13122212030101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12520298.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 13122212030101 its reverse (10103021222131), we get a palindrome (23225233252232).

The spelling of 13122212030101 in words is "thirteen trillion, one hundred twenty-two billion, two hundred twelve million, thirty thousand, one hundred one".

Divisors: 1 1154539 11365759 13122212030101