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10010101012111 = 101661149939351
BaseRepresentation
bin1001000110101010100010…
…0000111101011010001111
31022102221211011001211112001
42101222220200331122033
52303001141324341421
633142324340453131
72052130430465224
oct221525040753217
938387734054461
1010010101012111
11320a295070a12
1211580366aa1a7
13577c43a52075
142686c486794b
151255bbb05691
hex91aa883d68f

10010101012111 has 8 divisors (see below), whose sum is σ = 10124504804448. Its totient is φ = 9895997100000.

The previous prime is 10010101012069. The next prime is 10010101012123. The reversal of 10010101012111 is 11121010101001.

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

It is a cyclic number.

It is not a de Polignac number, because 10010101012111 - 27 = 10010101011983 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 (10010101012181) 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, 74902915 + ... + 75036436.

It is an arithmetic number, because the mean of its divisors is an integer number (1265563100556).

Almost surely, 210010101012111 is an apocalyptic number.

10010101012111 is a deficient number, since it is larger than the sum of its proper divisors (114403792337).

10010101012111 is a wasteful number, since it uses less digits than its factorization.

10010101012111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149940113.

The product of its (nonzero) digits is 2, while the sum is 10.

Adding to 10010101012111 its reverse (11121010101001), we get a palindrome (21131111113112).

The spelling of 10010101012111 in words is "ten trillion, ten billion, one hundred one million, twelve thousand, one hundred eleven".

Divisors: 1 101 661 66761 149939351 15143874451 99109911011 10010101012111