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2002112220101 = 7286016031443
BaseRepresentation
bin11101001000100111001…
…100000000101111000101
321002101210122100202020012
4131020213030000233011
5230300311212020401
64131431353120005
7264435131036120
oct35104714005705
97071718322205
102002112220101
11702100176034
122840333b9005
13116a4c040456
146cc8d1db3b7
153712d65a8bb
hex1d227300bc5

2002112220101 has 4 divisors (see below), whose sum is σ = 2288128251552. Its totient is φ = 1716096188652.

The previous prime is 2002112220077. The next prime is 2002112220109. The reversal of 2002112220101 is 1010222112002.

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 2002112220101 - 218 = 2002111957957 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 (2002112220109) 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, 143008015715 + ... + 143008015728.

It is an arithmetic number, because the mean of its divisors is an integer number (572032062888).

Almost surely, 22002112220101 is an apocalyptic number.

It is an amenable number.

2002112220101 is a deficient number, since it is larger than the sum of its proper divisors (286016031451).

2002112220101 is an equidigital number, since it uses as much as digits as its factorization.

2002112220101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 286016031450.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 2002112220101 its reverse (1010222112002), we get a palindrome (3012334332103).

The spelling of 2002112220101 in words is "two trillion, two billion, one hundred twelve million, two hundred twenty thousand, one hundred one".

Divisors: 1 7 286016031443 2002112220101