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2002010010101 = 3536356613127
BaseRepresentation
bin11101001000100001000…
…110000111000111110101
321002101112112000221110122
4131020201012013013311
5230300104030310401
64131413302301325
7264432450210563
oct35104106070765
97071475027418
102002010010101
11702058505162
12284005127845
13116a33b04a6a
146cc7d7d2a33
15371246bb21b
hex1d2211871f5

2002010010101 has 4 divisors (see below), whose sum is σ = 2002066658592. Its totient is φ = 2001953361612.

The previous prime is 2002010010097. The next prime is 2002010010113. The reversal of 2002010010101 is 1010100102002.

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 2002010010101 - 22 = 2002010010097 is a prime.

It is a super-2 number, since 2×20020100101012 (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2002010010401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28271201 + ... + 28341926.

It is an arithmetic number, because the mean of its divisors is an integer number (500516664648).

Almost surely, 22002010010101 is an apocalyptic number.

It is an amenable number.

2002010010101 is a deficient number, since it is larger than the sum of its proper divisors (56648491).

2002010010101 is an equidigital number, since it uses as much as digits as its factorization.

2002010010101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56648490.

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

Adding to 2002010010101 its reverse (1010100102002), we get a palindrome (3012110112103).

The spelling of 2002010010101 in words is "two trillion, two billion, ten million, ten thousand, one hundred one".

Divisors: 1 35363 56613127 2002010010101