Search a number
BaseRepresentation
bin11101010000111111100…
…111100001100011101001
321010021000212001222000211
4131100333213201203221
5230422224134121301
64135520410101121
7265204142055304
oct35207747414351
97107025058024
102011112020201
117059a9340059
1228592541a7a1
1311785475075b
146d4a459db3b
15374a87e8051
hex1d43f9e18e9

2011112020201 has 8 divisors (see below), whose sum is σ = 2015161374240. Its totient is φ = 2007064359552.

The previous prime is 2011112020129. The next prime is 2011112020243. The reversal of 2011112020201 is 1020202111102.

Adding to 2011112020201 its reverse (1020202111102), we get a palindrome (3031314131303).

Subtracting from 2011112020201 its reverse (1020202111102), we obtain a palindrome (990909909099).

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 2011112020201 - 227 = 2010977802473 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2011112020261) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1967865 + ... + 2809753.

It is an arithmetic number, because the mean of its divisors is an integer number (251895171780).

Almost surely, 22011112020201 is an apocalyptic number.

It is an amenable number.

2011112020201 is a deficient number, since it is larger than the sum of its proper divisors (4049354039).

2011112020201 is an equidigital number, since it uses as much as digits as its factorization.

2011112020201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 846695.

The product of its (nonzero) digits is 16, while the sum is 13.

The spelling of 2011112020201 in words is "two trillion, eleven billion, one hundred twelve million, twenty thousand, two hundred one".