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2010010001001 = 3670003333667
BaseRepresentation
bin11101001111111101111…
…011101001111001101001
321010011012001102120212220
4131033331323221321221
5230413000030013001
64135215202024253
7265134631052322
oct35177573517151
97104161376786
102010010001001
11705493276792
12285678348089
1311770a3439a2
146d3dc097449
1537441bb3c36
hex1d3fdee9e69

2010010001001 has 4 divisors (see below), whose sum is σ = 2680013334672. Its totient is φ = 1340006667332.

The previous prime is 2010010000913. The next prime is 2010010001059. The reversal of 2010010001001 is 1001000100102.

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 2010010001001 - 214 = 2010009984617 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2010010001081) 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, 335001666831 + ... + 335001666836.

It is an arithmetic number, because the mean of its divisors is an integer number (670003333668).

Almost surely, 22010010001001 is an apocalyptic number.

It is an amenable number.

2010010001001 is a deficient number, since it is larger than the sum of its proper divisors (670003333671).

2010010001001 is an equidigital number, since it uses as much as digits as its factorization.

2010010001001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 670003333670.

The product of its (nonzero) digits is 2, while the sum is 6.

Adding to 2010010001001 its reverse (1001000100102), we get a palindrome (3011010101103).

The spelling of 2010010001001 in words is "two trillion, ten billion, ten million, one thousand, one".

Divisors: 1 3 670003333667 2010010001001