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2010010020101 = 73157641273601
BaseRepresentation
bin11101001111111101111…
…011101110100100000101
321010011012001110120002022
4131033331323232210011
5230413000031120401
64135215202252525
7265134631162106
oct35177573564405
97104161416068
102010010020101
1170549328a076
12285678357145
1311770a34c5a5
146d3dc0a03ad
1537441bb971b
hex1d3fdeee905

2010010020101 has 16 divisors (see below), whose sum is σ = 2053728842928. Its totient is φ = 1966768128000.

The previous prime is 2010010020089. The next prime is 2010010020103. The reversal of 2010010020101 is 1010200100102.

It can be written as a sum of positive squares in 8 ways, for example, as 6726460225 + 2003283559876 = 82015^2 + 1415374^2 .

It is a cyclic number.

It is not a de Polignac number, because 2010010020101 - 226 = 2009942911237 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 (2010010020103) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7209701 + ... + 7483301.

It is an arithmetic number, because the mean of its divisors is an integer number (128358052683).

Almost surely, 22010010020101 is an apocalyptic number.

It is an amenable number.

2010010020101 is a deficient number, since it is larger than the sum of its proper divisors (43718822827).

2010010020101 is a wasteful number, since it uses less digits than its factorization.

2010010020101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 274472.

The product of its (nonzero) digits is 4, while the sum is 8.

Adding to 2010010020101 its reverse (1010200100102), we get a palindrome (3020210120203).

The spelling of 2010010020101 in words is "two trillion, ten billion, ten million, twenty thousand, one hundred one".

Divisors: 1 73 157 641 11461 46793 100637 273601 7346501 19972873 42955357 175378241 3135741061 12802611593 27534383837 2010010020101