Search a number
-
+
22101222011 = 1117118188353
BaseRepresentation
bin10100100101010101…
…011110001001111011
32010001021100101222012
4110211111132021323
5330230403101021
614053025520135
71411455200411
oct244525361173
963037311865
1022101222011
119411622240
1243497a304b
132112b02a7b
1410d93ad2b1
1589547535b
hex52555e27b

22101222011 has 8 divisors (see below), whose sum is σ = 25528684464. Its totient is φ = 18910136320.

The previous prime is 22101221999. The next prime is 22101222023. The reversal of 22101222011 is 11022210122.

It is an interprime number because it is at equal distance from previous prime (22101221999) and next prime (22101222023).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 22101222011 - 222 = 22097027707 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22101222041) 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 7 ways as a sum of consecutive naturals, for example, 59093990 + ... + 59094363.

It is an arithmetic number, because the mean of its divisors is an integer number (3191085558).

Almost surely, 222101222011 is an apocalyptic number.

22101222011 is a deficient number, since it is larger than the sum of its proper divisors (3427462453).

22101222011 is a wasteful number, since it uses less digits than its factorization.

22101222011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118188381.

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

Adding to 22101222011 its reverse (11022210122), we get a palindrome (33123432133).

It can be divided in two parts, 2210 and 1222011, that added together give a palindrome (1224221).

The spelling of 22101222011 in words is "twenty-two billion, one hundred one million, two hundred twenty-two thousand, eleven".

Divisors: 1 11 17 187 118188353 1300071883 2009202001 22101222011