Search a number
-
+
2220201102101 = 79109661256279
BaseRepresentation
bin100000010011101110010…
…011000100101100010101
321212020201122001211221012
4200103232103010230111
5242333432440231401
64415540222502005
7316255436663333
oct40235623045425
97766648054835
102220201102101
11786644706a94
122ba358a34905
13131496b0cca8
147965b844b53
153cb44b938bb
hex204ee4c4b15

2220201102101 has 8 divisors (see below), whose sum is σ = 2248334188800. Its totient is φ = 2192068747440.

The previous prime is 2220201102089. The next prime is 2220201102137. The reversal of 2220201102101 is 1012011020222.

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 2220201102101 - 210 = 2220201101077 is a prime.

It is a super-2 number, since 2×22202011021012 (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 (2220201102701) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8535080 + ... + 8791358.

It is an arithmetic number, because the mean of its divisors is an integer number (281041773600).

Almost surely, 22220201102101 is an apocalyptic number.

It is an amenable number.

2220201102101 is a deficient number, since it is larger than the sum of its proper divisors (28133086699).

2220201102101 is a wasteful number, since it uses less digits than its factorization.

2220201102101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 366019.

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

Adding to 2220201102101 its reverse (1012011020222), we get a palindrome (3232212122323).

The spelling of 2220201102101 in words is "two trillion, two hundred twenty billion, two hundred one million, one hundred two thousand, one hundred one".

Divisors: 1 79 109661 256279 8663219 20246041 28103811419 2220201102101