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10010111211101 = 19526847958479
BaseRepresentation
bin1001000110101010100100…
…0111110111011001011101
31022102221211212020222220102
42101222221013313121131
52303001201432223401
633142325343230445
72052130613254001
oct221525107673135
938387755228812
1010010111211101
11320a29a8a7631
121158039ba8425
13577c45bb3381
142686c5d60701
151255bc96c56b
hex91aa91f765d

10010111211101 has 4 divisors (see below), whose sum is σ = 10536959169600. Its totient is φ = 9483263252604.

The previous prime is 10010111211083. The next prime is 10010111211119. The reversal of 10010111211101 is 10111211101001.

It is a happy number.

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 an interprime number because it is at equal distance from previous prime (10010111211083) and next prime (10010111211119).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-10010111211101 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10010111211161) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 263423979221 + ... + 263423979258.

It is an arithmetic number, because the mean of its divisors is an integer number (2634239792400).

Almost surely, 210010111211101 is an apocalyptic number.

It is an amenable number.

10010111211101 is a deficient number, since it is larger than the sum of its proper divisors (526847958499).

10010111211101 is an equidigital number, since it uses as much as digits as its factorization.

10010111211101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 526847958498.

The product of its (nonzero) digits is 2, while the sum is 11.

Adding to 10010111211101 its reverse (10111211101001), we get a palindrome (20121322312102).

The spelling of 10010111211101 in words is "ten trillion, ten billion, one hundred eleven million, two hundred eleven thousand, one hundred one".

Divisors: 1 19 526847958479 10010111211101