Search a number
-
+
11222102201 = 23627777731
BaseRepresentation
bin10100111001110001…
…11011000010111001
31001222002100212011212
422130320323002321
5140440324232301
65053320332505
7545044203062
oct123470730271
931862325155
1011222102201
114839647532
122212314135
13109ac4cb7b
147865a7569
1545a3124bb
hex29ce3b0b9

11222102201 has 8 divisors (see below), whose sum is σ = 11712035904. Its totient is φ = 10732336560.

The previous prime is 11222102153. The next prime is 11222102209. The reversal of 11222102201 is 10220122211.

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 11222102201 - 230 = 10148360377 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11222102209) 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, 105506 + ... + 183236.

It is an arithmetic number, because the mean of its divisors is an integer number (1464004488).

Almost surely, 211222102201 is an apocalyptic number.

It is an amenable number.

11222102201 is a deficient number, since it is larger than the sum of its proper divisors (489933703).

11222102201 is an equidigital number, since it uses as much as digits as its factorization.

11222102201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84031.

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

Adding to 11222102201 its reverse (10220122211), we get a palindrome (21442224412).

The spelling of 11222102201 in words is "eleven billion, two hundred twenty-two million, one hundred two thousand, two hundred one".

Divisors: 1 23 6277 77731 144371 1787813 487917487 11222102201